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Historically, Ansell split this R. sharpei into two subspecies. In the northern parts of the range it was classified as R. s. sharpei and in the southern parts of the range was classified as R. s. colonicus. The geographic borders of these subspecies and their validity are still in question. Most literature does not refer to subspecies.

It has been suggested by Kingdon that R. sharpei may be more closely related to the dwarf antelopes of the genus Neotragus than to other species of the genus Raphicerus.

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Hocking, S. 2004. "Raphicerus sharpei" (On-line), Animal Diversity Web. Accessed April 27, 2013 at http://animaldiversity.ummz.umich.edu/site/accounts/information/Raphicerus_sharpei.html
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Scott Hocking, University of Wisconsin-Stevens Point
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Benefits

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It has been reported that this species may cause damage to crops.

Negative Impacts: crop pest

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Hocking, S. 2004. "Raphicerus sharpei" (On-line), Animal Diversity Web. Accessed April 27, 2013 at http://animaldiversity.ummz.umich.edu/site/accounts/information/Raphicerus_sharpei.html
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Scott Hocking, University of Wisconsin-Stevens Point
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Benefits

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Sharpe's grysboks are of positive economic value to humans as they are hunted for meat, hide and sport in many areas throughout the species' range.

Positive Impacts: food ; body parts are source of valuable material

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Hocking, S. 2004. "Raphicerus sharpei" (On-line), Animal Diversity Web. Accessed April 27, 2013 at http://animaldiversity.ummz.umich.edu/site/accounts/information/Raphicerus_sharpei.html
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Associations

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Little information about the ecosystem roles served by the Sharpe's grysboks has been documented. Given its status as a prey species to numerous predators, it is assumed that its role as a food source for carnivorous predators is important. It is likely to affect vegetative growth through its browsing behavior.

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Hocking, S. 2004. "Raphicerus sharpei" (On-line), Animal Diversity Web. Accessed April 27, 2013 at http://animaldiversity.ummz.umich.edu/site/accounts/information/Raphicerus_sharpei.html
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Trophic Strategy

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All members of the genus Raphicerus are browsers and grazers. A study conducted in southeastern Zimbabwe by Wilson examined the stomachs of 91 R. sharpei specimens and found that it is predominantly a browser, with browse accounting for 70% of the stomach contents. Sharpe's grysboks will feed on some fruit as well as roots and tubers they unearths with their hooves. They apparently do not require access to free water but, if available, will drink it.

Plant Foods: leaves; roots and tubers; wood, bark, or stems; fruit

Primary Diet: herbivore (Folivore )

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Hocking, S. 2004. "Raphicerus sharpei" (On-line), Animal Diversity Web. Accessed April 27, 2013 at http://animaldiversity.ummz.umich.edu/site/accounts/information/Raphicerus_sharpei.html
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Distribution

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Sharpe's grysboks, Raphicerus sharpei, are constrained south of the equator in central and southern Tanzania to northeastern South Africa.

Biogeographic Regions: ethiopian (Native )

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Habitat

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Raphicerus sharpei may be found in a variety of habitats but most often in rocky, hilly country. These animals seem to avoid large areas of grass standing greater than 50 cm tall, and appear to require some shrub thickets and areas with undercover, as are often found in secondary growth forest. Sharpe's grysboks have been documented in areas with little ground cover, though this is abnormal relative to most recorded observations of habitat use.

Habitat Regions: temperate ; terrestrial

Terrestrial Biomes: savanna or grassland ; chaparral ; forest

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Hocking, S. 2004. "Raphicerus sharpei" (On-line), Animal Diversity Web. Accessed April 27, 2013 at http://animaldiversity.ummz.umich.edu/site/accounts/information/Raphicerus_sharpei.html
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Conservation Status

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Nowak (1991) reported that this species may be threatened by human sprawl in East Africa and has become rare in some parts of their range. The IUCN Red List classifies this species as a lower risk, conservation dependent species (LR/cd). The major threats identified by the IUCN are habitat loss due to the spread of the human population and ongoing harvesting by hunters. Given the large national parks in southern Africa and the populations of Sharpe's grysboks found within these parks, there is little concern of serious decline of this species if continued conservation of National Park land persists.

US Federal List: no special status

CITES: no special status

IUCN Red List of Threatened Species: least concern

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Hocking, S. 2004. "Raphicerus sharpei" (On-line), Animal Diversity Web. Accessed April 27, 2013 at http://animaldiversity.ummz.umich.edu/site/accounts/information/Raphicerus_sharpei.html
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Life Expectancy

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Information pertaining to the lifespan/longevity of the Sharpe's grysbok was not available.

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Hocking, S. 2004. "Raphicerus sharpei" (On-line), Animal Diversity Web. Accessed April 27, 2013 at http://animaldiversity.ummz.umich.edu/site/accounts/information/Raphicerus_sharpei.html
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Morphology

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Sharpe's grysboks are small, with a mass of 7 to 16 kg, a height of 45 to 55 cm, a head to body length of 65 to 75 cm, a tail length of 4 to 8cm, and a horn length (males only) of about 5 cm. The largest horn length on record is over twice the normal length, at 10.48 cm. Females of this species are slightly larger than the males, but information on individual ranges was not available.

Body color is a rufous to reddish brown broken with speckles of white giving the animal a grizzled appearance. The sides of the face, forehead, upperparts of the muzzle, and outer parts of the limbs are a yellowish-brown color. The belly, underside of the neck, and inside of the legs and ears are a buffy-white. A whitish ring around the eyes extends as a line down the sides of the muzzle to the rhinarium.

Raphicerus sharpei is easily distinguished from other members of the genus. Raphicerus sharpei lacks false hooves as does Raphicerus campestris (steenbok) whereas Raphicerus melanotis (grysbok) has false hooves. The normal tooth formula for Sharpe's grysboks is 0/3 0/1 3/3 3/3. Child and Riney (1964) found only 1 case of abnormal dentition in 121 examined specimens (0.83%) that were from a small area of Southern Rhodesia. The abnormality was found in a female that had upper canines.

Range mass: 7 to 16 kg.

Range length: 65 to 75 cm.

Other Physical Features: endothermic ; homoiothermic; bilateral symmetry

Sexual Dimorphism: female larger; ornamentation

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Hocking, S. 2004. "Raphicerus sharpei" (On-line), Animal Diversity Web. Accessed April 27, 2013 at http://animaldiversity.ummz.umich.edu/site/accounts/information/Raphicerus_sharpei.html
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Associations

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Sharpe's grysboks usually use thick vegetation and dense undercover to hide from predators. They will use old burrows, especially of aardvarks, as means of evading from predators.

Known Predators:

  • lions (Panthera leo)
  • cheetahs (Acinonyx jubatus)
  • brown hyenas (Hyaena brunnea)
  • spotted hyenas (Crocuta crocuta)
  • side-striped jackals (Canis adjustus)
  • black-backed jackals (Canis mesomelas)
  • caracals (Caracal caracal)
  • humans (Homo sapiens)
  • birds of prey (Falconiformes and Strigiformes)
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Hocking, S. 2004. "Raphicerus sharpei" (On-line), Animal Diversity Web. Accessed April 27, 2013 at http://animaldiversity.ummz.umich.edu/site/accounts/information/Raphicerus_sharpei.html
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Behavior

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Raphicerus sharpei possesses preputial, eye and facial glands that are used in scent-based communication. In addition, these animals use tactile communication in fighting and mating, as well as between mothers and their offspring. Some visual communication may occur, with regard to body posturing, especially during aggressive encounters.

Communication Channels: visual ; tactile ; chemical

Other Communication Modes: scent marks

Perception Channels: visual ; tactile ; acoustic ; chemical

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Hocking, S. 2004. "Raphicerus sharpei" (On-line), Animal Diversity Web. Accessed April 27, 2013 at http://animaldiversity.ummz.umich.edu/site/accounts/information/Raphicerus_sharpei.html
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Reproduction

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Information pertaining to the mating system of the Sharpe's grysboks was not available. However, other members of the genus may be polygynous or pairs may defend territories together. It is likely that these animals are similar to congeners.

Raphicerus sharpei can breed throughout the year. Most records show a peak in breeding between November and December. This proposed peak coincides with the start of the spring rains in southern Africa where this species is found. After a gestation of approximately 180 days (ranging from 168 to 210 days) one to two young will be produced. Weaning of the young will occur at 3 months of age and sexual maturity will be reached for both sexes after 6 to 19 months.

Breeding interval: These animals are apparently capable of breeding annually.

Breeding season: Raphicerus sharpei can breed throughout the year, but births are timed to coincide largely with the start of the rainy season.

Range number of offspring: 1 to 2.

Range gestation period: 5.6 to 7 months.

Average weaning age: 3 months.

Range age at sexual or reproductive maturity (female): 6 to 19 months.

Range age at sexual or reproductive maturity (male): 6 to 19 months.

Key Reproductive Features: iteroparous ; year-round breeding ; gonochoric/gonochoristic/dioecious (sexes separate); sexual ; fertilization ; viviparous

Little information is available on the parental care of this species. As in other mammals, the female provides the bulk of the parental care. Female Sharpe's grysboks will begin weaning young when offspring reach about 3 months of age. At 6 to 19 months of age, offspring will have reached sexual maturity and are already independent. The role of the father in parental care has not been recorded.

Parental Investment: no parental involvement; altricial ; pre-fertilization (Protecting: Female); pre-hatching/birth (Provisioning: Female, Protecting: Female); pre-weaning/fledging (Provisioning: Female, Protecting: Female); pre-independence (Protecting: Female)

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Hocking, S. 2004. "Raphicerus sharpei" (On-line), Animal Diversity Web. Accessed April 27, 2013 at http://animaldiversity.ummz.umich.edu/site/accounts/information/Raphicerus_sharpei.html
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Tropiese grysbok ( Afrikaans )

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 src=
'n Tropiese grysbok in die Krugerwildtuin.

Die tropiese grysbok (Latyn: Raphicerus sharpei) is 'n klein wildsbokkie wat inheems aan Sentraal- en Suider-Afrika is.

Hierdie skugter grysbok het 'n gemiddelde volwasse massa van 12 kg en 'n hoogte van ongeveer 40 cm. Die ram het horings wat normaalweg nie langer as 5 cm is nie, alhoewel 'n rekordlengte van 10,48 cm al aangeteken is. Die ooie is ietwat groter as die ramme.

As gevolg van hulle eenderse rooibruin pelse met wit spikkels, word tropiese grysbokke soms met Kaapse grysbokke en steenbokke verwar, alhoewel die tropiese spesie nie die vals kloutjies van die Kaapse spesie het nie.

Tropiese grysbokke word suid van die ewenaar in Sentraal- en Suid-Tanzanië tot die noordooste van Suid-Afrika aangetref, waar hulle 'n verskeidenheid habitats het, maar tog meer dikwels in rots- en heuwelagtige gebiede waargeneem kan word.

Die ooi is gemiddeld 180 dae dragtig, waarna sy een of soms twee lammetjies sal kry. Die meeste ooie skenk tydens die laat lente of vroeë somer die lewe, wanneer die eerste reëns begin. Die lammetjies word op drie maande gespeen.

Tropiese grysbokke wei hoofsaaklik snags en word selde gesien. Hulle is geheimsinnige diere wat bedags tussen bosse en plante wegkruip. Buiten met paartyd, is hulle hoofsaaklik enkellopende diere. Wanneer hulle bedreig word, sal hulle tussen plante wegkruip of selfs in gate in die grond (soos dié van 'n aardvark) kruip.

Die tropiese grysbok se dieet bestaan hoofsaaklik uit blare en gras, alhoewel hulle ook soms vrugte en die wortels van plante sal vreet. Hulle benodig blykbaar nie toegang tot vars water nie, maar sal dit drink wanneer dit beskikbaar is.

Sommige wetenskaplikes beskou die tropiese grysbok as 'n subspesie van die Kaapse grysbok.

Bronnelys en verwysings

  • Soogdiere van die Krugerwildtuin en ander Nasionale Parke (1979). Saamgestel deur Die Nasionale Parkeraad. 'n Publikasie van die Raad van Kuratore vir Nasionale Parke van die Republiek van Suid-Afrika. ISBN 0-86953-027-5.
  • Hocking, S. en C. Yahnke. 2004. "Raphicerus sharpei", Animal Diversity Web. Verkry op 18 April 2009 by [1].
  1. IUCN SSC Antelope Specialist Group (2008). Raphicerus sharpei. 2008 IUBN Rooi Lys van bedreigde spesies. Internasionale Unie vir die Bewaring van die Natuur 2008. Verkry op 29 Maart 2009.

Eksterne skakels

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Tropiese grysbok: Brief Summary ( Afrikaans )

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 src= 'n Tropiese grysbok in die Krugerwildtuin.

Die tropiese grysbok (Latyn: Raphicerus sharpei) is 'n klein wildsbokkie wat inheems aan Sentraal- en Suider-Afrika is.

Hierdie skugter grysbok het 'n gemiddelde volwasse massa van 12 kg en 'n hoogte van ongeveer 40 cm. Die ram het horings wat normaalweg nie langer as 5 cm is nie, alhoewel 'n rekordlengte van 10,48 cm al aangeteken is. Die ooie is ietwat groter as die ramme.

As gevolg van hulle eenderse rooibruin pelse met wit spikkels, word tropiese grysbokke soms met Kaapse grysbokke en steenbokke verwar, alhoewel die tropiese spesie nie die vals kloutjies van die Kaapse spesie het nie.

Tropiese grysbokke word suid van die ewenaar in Sentraal- en Suid-Tanzanië tot die noordooste van Suid-Afrika aangetref, waar hulle 'n verskeidenheid habitats het, maar tog meer dikwels in rots- en heuwelagtige gebiede waargeneem kan word.

Die ooi is gemiddeld 180 dae dragtig, waarna sy een of soms twee lammetjies sal kry. Die meeste ooie skenk tydens die laat lente of vroeë somer die lewe, wanneer die eerste reëns begin. Die lammetjies word op drie maande gespeen.

Tropiese grysbokke wei hoofsaaklik snags en word selde gesien. Hulle is geheimsinnige diere wat bedags tussen bosse en plante wegkruip. Buiten met paartyd, is hulle hoofsaaklik enkellopende diere. Wanneer hulle bedreig word, sal hulle tussen plante wegkruip of selfs in gate in die grond (soos dié van 'n aardvark) kruip.

Die tropiese grysbok se dieet bestaan hoofsaaklik uit blare en gras, alhoewel hulle ook soms vrugte en die wortels van plante sal vreet. Hulle benodig blykbaar nie toegang tot vars water nie, maar sal dit drink wanneer dit beskikbaar is.

Sommige wetenskaplikes beskou die tropiese grysbok as 'n subspesie van die Kaapse grysbok.

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Grisbok Sharpe ( Breton )

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Grisbok Sharpe (Raphicerus sharpei) a zo un antilopenn vihan hag a vev e su ha reter Afrika.

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Raficer de Sharpe ( Catalan; Valencian )

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El raficer de Sharpe (Raphicerus sharpei) és una espècie de mamífer artiodàctil de la subfamília dels antilopins àmpliament distribuïda per les sabanes de l'Àfrica Oriental i Meridional; s'estén des de Namíbia i Sud-àfrica fins a Tanzània.

Referències

 src= A Wikimedia Commons hi ha contingut multimèdia relatiu a: Raficer de Sharpe Modifica l'enllaç a Wikidata


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Raficer de Sharpe: Brief Summary ( Catalan; Valencian )

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El raficer de Sharpe (Raphicerus sharpei) és una espècie de mamífer artiodàctil de la subfamília dels antilopins àmpliament distribuïda per les sabanes de l'Àfrica Oriental i Meridional; s'estén des de Namíbia i Sud-àfrica fins a Tanzània.

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Antilopa Sharpeova ( Czech )

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Antilopa Sharpeova (Raphicerus sharpei) je menší, velmi plachá, poměrně hojná, ale málo známá jihoafrická antilopa žijící na jih od rovníku. Vyskytuje se od jihozápadu Tanzanie přes jihovýchod Demokratické republiky Kongo, Zambii, Malawi, Mosambik, Botswanu a Zimbabwe až do severních oblastí Jihoafrické republiky a Svazijska.[2][3]

Popis

Zvířata mají srst se základní barvou červenohnědou s bílými skvrnami, které ji dávají našedlý vzhled. Obličej, čelo, tlama a vnější části končetin jsou žlutohnědé barvy. Čenich a ohraničení očí jsou černé, uši, břicho, spodní strana krku a vnitřní oblasti končetin špinavě bílé. Jsou poměrně malá, váží 6 až 11 kg a v kohoutku měří asi 50 cm, ocas mívají dlouhý 4 až 8 cm. Samci mají tlusté růžky o délce 6 až 10 cm a jsou celkově o málo menší než samice. Zubní vzorec obou pohlaví je 0/3, 0/1, 3/3, 3/3.[2][4]

Chování

Jsou to zvířata mimořádně plachá, žijí samotářsky a skrytě, v páru jsou vidět jen v období říje nebo je to samice s malým potomkem, kterého vodí na pastvu. Přes den většinou leží v husté trávě a křovinách a za potravou vycházejí až za soumraku. Jsou velmi ostražitá a při první známce nebezpečí se stáhnou do úkrytu, před dravcem málo kdy utíkají, spíše se přikrčí a snaží se splynout s okolím. Často se schovávají i do prázdných nor vyhloubených hrabáči. Většinou žijí v blízkosti vody, kde bývá dostatek čerstvých rostlin. Spásají trávu, která tvoří asi 30 % stravy, okusují čerstvé větvičky, žerou ovoce a pomoci kopýtek vyhrabávají hlízy i kořínky rostlin.

Antilopy Sharpeovy jsou teritoriální, samci i samice brání svá území označovaná trusem a sekretem žláz. Samčí obvod obsahuje území asi čtyř samic. Boje samců nejsou jen rituální, ale s hlavou sehnutou až ke kolenům se bodají krátkým růžkami.[2][4][5]

Rozmnožování

Jsou polygamní a po březosti dlouhé asi šest měsíců (tolerance 168 až 210 dnů) se rodí většinou jedno mládě. Po dobu do tří měsíců je samicí kojeno a žije velmi skrytě. Samci se o kojence nestarají, samice může zabřeznout každoročně. Pohlavní dospělosti dosahují potomci ve věku nad šest měsíců, to již jsou na matce nezávislí. Bylo vypozorováno, že přicházejí na svět v průběhu celého roku, převážná většina však v listopadu a prosinci, na počátku období dešťů.[2][5]

Ohrožení

K jejich predátorům patří gepardi, hyeny, šakali a draví ptáci, největší hrozbu ale představují domorodí lidé lovící je pro maso a vypalující porosty ve kterých žijí. Ve volné přírodě se, pokud se nestanou kořistí, obvykle dožívají věku 6 až 10 let.

Podle IUCN je antilopa Sharpeova hodnocena jako stabilní, málo dotčený druh (LC) o celkovém počtu asi 95 000 jedinců. Ti přibližně z jedné třetiny žijí na před lovem chráněných územích v rezervacích. Jsou to hlavně Selousova rezervace (Selous Game Reserve) v Tanzanii, Upemba National Park v Demokratické republice Kongo, Kafue National Park a Luangwa Valley v Zambii, Lengwe National Park v Malawi, Banhine National Park v Mosambiku, Hwange National Park a Gonarezhou National Park v Zimbabwe a Krugerův národní park (Kruger National Park) v Jihoafrické republice.[2][5]

Odkazy

Reference

  1. Červený seznam IUCN 2018.1. 5. července 2018. Dostupné online. [cit. 2018-08-10]
  2. a b c d e HOCKING, Scott. Animal Diversity Web: Raphicerus sharpei [online]. University of Michigan Museum of Zoology, MI, USA, rev. 2004 [cit. 2017-05-18]. Dostupné online. (anglicky)
  3. Encyclopedia of Life: Raphicerus sharpei [online]. EOL, Smithsonian Institution, Washington, DC, USA [cit. 2017-05-18]. Dostupné online. (anglicky)
  4. a b Kruger National Park: Raphicerus sharpei [online]. Siyabona Africa (Pty)Ltd [cit. 2017-05-18]. Dostupné online. (anglicky)
  5. a b c HOFFMANN, M.; MALLON, D. IUCN Red List of Threatened Species: Raphicerus sharpei [online]. International Union for Conservation of Nature and Natural Resources, rev. 01.07.2016 [cit. 2017-05-18]. Dostupné online. (anglicky)

Externí odkazy

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Antilopa Sharpeova: Brief Summary ( Czech )

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Antilopa Sharpeova (Raphicerus sharpei) je menší, velmi plachá, poměrně hojná, ale málo známá jihoafrická antilopa žijící na jih od rovníku. Vyskytuje se od jihozápadu Tanzanie přes jihovýchod Demokratické republiky Kongo, Zambii, Malawi, Mosambik, Botswanu a Zimbabwe až do severních oblastí Jihoafrické republiky a Svazijska.

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Sharpe-Greisbock ( German )

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Sharpe-Greisbock, junges Männchen

Der Sharpe-Greisbock (Raphicerus sharpei) ist eine Zwergantilope und entspricht in seiner Erscheinung dem Kap-Greisbock, doch die Verbreitungsgebiete der beiden Spezies überschneiden sich nicht. Das Verbreitungsgebiet ist das südöstliche Afrika, mit den Naturschutzgebieten Krügerpark, Hwange, Mana Pools, Kafue und Südluangwa.

Die mit 7,5 kg Körpergewicht und 50 cm Schulterhöhe kleine Antilope ist überwiegend nachtaktiv. Sie bevorzugt niedriges Gebüsch, oft an bewachsenen, steinigen Hügeln, die an offene Grasflächen angrenzen. Auch kommt sie in trockenen Galerienwäldern mit ausreichendem, schützendem Strauchwerk vor.

Der Sharpe-Greisbock ist ein Laubfresser, doch auch Gras wird nicht verschmäht.

Er wird als nicht gefährdet eingestuft, da die Populationsgröße auf über 95 000 Tiere geschätzt wird, von denen mehr als ein Drittel in Schutzgebieten lebt.[1]

Quellen

Chris and Tilde Stuart: Southern, Central and East African Mammals. Struik Publishers 2002, ISBN 1-86872-621-5

Einzelnachweise

  1. Raphicerus sharpei in der Roten Liste gefährdeter Arten der IUCN 2012. Eingestellt von: IUCN SSC Antelope Specialist Group, 2008. Abgerufen am 31. Oktober 2012.
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Sharpe-Greisbock: Brief Summary ( German )

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 src= Sharpe-Greisbock, junges Männchen

Der Sharpe-Greisbock (Raphicerus sharpei) ist eine Zwergantilope und entspricht in seiner Erscheinung dem Kap-Greisbock, doch die Verbreitungsgebiete der beiden Spezies überschneiden sich nicht. Das Verbreitungsgebiet ist das südöstliche Afrika, mit den Naturschutzgebieten Krügerpark, Hwange, Mana Pools, Kafue und Südluangwa.

Die mit 7,5 kg Körpergewicht und 50 cm Schulterhöhe kleine Antilope ist überwiegend nachtaktiv. Sie bevorzugt niedriges Gebüsch, oft an bewachsenen, steinigen Hügeln, die an offene Grasflächen angrenzen. Auch kommt sie in trockenen Galerienwäldern mit ausreichendem, schützendem Strauchwerk vor.

Der Sharpe-Greisbock ist ein Laubfresser, doch auch Gras wird nicht verschmäht.

Er wird als nicht gefährdet eingestuft, da die Populationsgröße auf über 95 000 Tiere geschätzt wird, von denen mehr als ein Drittel in Schutzgebieten lebt.

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Sharpe's grysbok

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Sharpe's or northern grysbok (Raphicerus sharpei) is a small, shy, solitary antelope that is found from tropical to south-eastern Africa.

Range

They are found in the Transvaal (South Africa), the Caprivi Strip (Namibia), Botswana, Mozambique, Zimbabwe, Zambia, Malawi and Tanzania to Lake Victoria.

Description

It is similar in size to the gray duiker, but has a stockier body and shaggy fur over the hindquarters. It stands about 20" (45–60 cm) at the shoulders and weighs only 7–11.5 kg. Its coat is reddish-brown streaked with white; eye-rings, muzzle, throat and underside are off-white. The males have stubby horns, which are widely spaced. Sharpe's grysbok has a short, deep muzzle with large mouth and heavy molars for grinding. The short neck and head on a long-legged body result in a high-rumped posture when browsing.

Habits

Although widespread, Sharpe's grysbok is infrequently seen. Males and females seem to form brief associations, but the species is usually encountered singly. Territory is marked with dung middens. Their habitat is rocky hill country, but preferring fertile zones on the lower slopes. They are nocturnal browsers and spend the day in the protective cover of tall grass or shrubs. They are extremely timid and will run away at the first sign of anything unusual, although this flight is accompanied "short stamping hops";[2] they move well away from where the disturbance occurred before stopping (unlike steenbok, which stop and look back).[3] Sharpe's Grysbok are reported to take refuge in aardvark burrows, like steenbok.

Sharpe's grysbok browse on leaves, buds, herb and fruits—in the dry season, their food is typically tough (for which their teeth and jaws are adapted). Grazed grass makes up about 30% of their diet.[2] Like the Cape grysbok they use a communal latrine and mark sticks in its vicinity with pre-orbital gland secretions.[4]

Taxonomy

The closely related Cape (or southern) grysbok (R. melanotis) occurs in the western Cape region. Haltenorth and Diller[5] consider R. sharpei as a subspecies of R. melanotis.

References

Wikimedia Commons has media related to Raphicerus sharpei.
  1. ^ IUCN SSC Antelope Specialist Group (2016). "Raphicerus sharpei". IUCN Red List of Threatened Species. 2016: e.T19307A50193414. doi:10.2305/IUCN.UK.2016-1.RLTS.T19307A50193414.en. Retrieved 12 November 2021.
  2. ^ a b Kingdon, Jonathan. 1997. The Kingdon Field Guide to African Mammals. Academic Press, San Diego & London. Pp. 386-387. (ISBN 0-12-408355-2)
  3. ^ Smithers, Reay H.N. 1971. The Mammals of Botswana. Museum Memoir No. 4. The Trustees of the National Museum of Rhodesia, Salisbury [Harare], Rhodesia [Zimbabwe]. Pp. 221–222.
  4. ^ Chris; Stuart, Tilde (2000). A field guide to the tracks and signs of Southern and East African wildlife (3rd ed.). Cape Town: Struik. p. 142. ISBN 1868725588. Retrieved 30 July 2015.
  5. ^ Haltenorth, Theodor and Helmut Diller. 1980. A Field Guide to the Mammals of Africa including Madagascar. Collins, London. Pp. 53–54. (ISBN 0-00-219778-2)
Ellerman, J.R., T.C.S. Morrison-Scott and R.W. Hayman. 1953. Southern African Mammals 1758 to 1951: A Reclassification. British Museum (Natural History), London. P. 186.

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Sharpe's grysbok: Brief Summary

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Sharpe's or northern grysbok (Raphicerus sharpei) is a small, shy, solitary antelope that is found from tropical to south-eastern Africa.

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Raphicerus sharpei ( Spanish; Castilian )

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El raficero de Sharpe (Raphicerus sharpei) es una especie de mamífero artiodáctilo de la subfamilia Antilopinae ampliamente distribuida por las sabanas del África oriental y austral; se le encuentra desde Namibia y Sudáfrica hasta Tanzania.

Referencias

  1. BirdLife International (2008). «Raphicerus sharpei». Lista Roja de especies amenazadas de la UICN 2013.2 (en inglés). ISSN 2307-8235. Consultado el 16 de enero de 2014.

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Raphicerus sharpei: Brief Summary ( Spanish; Castilian )

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El raficero de Sharpe (Raphicerus sharpei) es una especie de mamífero artiodáctilo de la subfamilia Antilopinae ampliamente distribuida por las sabanas del África oriental y austral; se le encuentra desde Namibia y Sudáfrica hasta Tanzania.

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Raphicerus sharpei ( Basque )

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Raphicerus sharpei Raphicerus generoko animalia da. Artiodaktiloen barruko Antilopinae azpifamilia eta Bovidae familian sailkatuta dago

Erreferentziak

  1. (Ingelesez)Mammals - full taxonomy and Red List status Ugaztun guztien egoera 2008an
  2. Thomas (1896) Proc. Zool. Soc. Lond. 796 pl. 34. or..
(RLQ=window.RLQ||[]).push(function(){mw.log.warn("Gadget "ErrefAurrebista" was not loaded. Please migrate it to use ResourceLoader. See u003Chttps://eu.wikipedia.org/wiki/Berezi:Gadgetaku003E.");});
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Raphicerus sharpei: Brief Summary ( Basque )

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Raphicerus sharpei Raphicerus generoko animalia da. Artiodaktiloen barruko Antilopinae azpifamilia eta Bovidae familian sailkatuta dago

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Maa-antilooppi ( Finnish )

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Maa-antilooppi (Raphicerus sharpei) on melko pieni Afrikassa elävä sorkkaeläin. Sillä ei nykykäsityksen mukaan ole alalajeja. Se muistuttaa suuresti muita Raphicerus-suvun lajeja, mutta sen on myös esitetty olevan lähempänä kääpiöantilooppeja (Neotragus). Lajin elintavat tunnetaan melko huonosti.[2] Maa-antilooppi on saanut tieteellisen nimensä Sir Arthur Sharpen mukaan.[3]

Koko ja ulkonäkö

Maa-antiloopilla on pituutta 65–75 senttiä ja painoa 7–16 kiloa. Säkäkorkeus on 45–55 senttiä ja hännän pituus 4–8 senttiä. Naaraat ovat hieman uroksia suurempia[2] Sarvet ovat 6–10 sentin pituiset ja ne kasvavat vain uroksille.[4] Turkki on punertavanruskea ja siinä on valkoisia täpliä, jotka saavat maa-antiloopin näyttämään harmahtavalta. Naaman sivuilla, otsassa, kuonon yläosassa ja jalkojen ulko-osassa on kellertävänruskeaa väriä. Vatsa, jalkojen sisäpuoli, kaulan alapuoli ja korvat ovat vaaleat. Silmien ympärillä on valkoinen rengas.[2]

Levinneisyys ja elinympäristö

Maa-antilooppi elää Afrikassa päiväntasaajan eteläpuolella.[2] Sitä tavataan Tansanian etelä- ja keskiosista Kongo-Kinshasa kaakkoisosiin, Sambiaan, Malawiin, Mosambikiin ja sieltä Botswanan koillisosiin ja Namibian Capriviin, Zimbabween, Etelä-Afrikan koillisosiin ja itäiseen Swazimaahan. Laji elää monilla suojelualueilla, mutta on niiden ulkopuolella harvinaistunut asutuksen leviämisen, elinalueiden kaventumisen ja metsästyksen vuoksi. Se ei kuitenkaan ole uhanalainen.[1]

Lajin tyypillisintä elinympäristöä ovat kukkula- ja kallioalueet, joissa kasvaa pensaikkoa mutta ei juurikaan pitkää heinikkoa. Maa-antilooppi on tavallinen metsäisissä ja suojaisissa miombo-savanneilla. Lajia voidaan joskus harvoin tavata myös sellaisilta alueilta, joissa ei ole suojaisaa aluskasvillisuutta, mutta se on epätavallista.[1][2]

Elintavat

Maa-antilooppi on enimmäkseen yksineläjä, mutta voi elää pareittainkin. Ne ja ruokailevat yöllä tai viileällä säällä ja viettävät suurimman osan päivästään lepäämällä piilossa. Ne sulautuvat hyvin ympäristöönsä.[2][3] Ravintonaan ne käyttävät lähinnä pensaiden lehtiä ja nuoria versoja, mutta myös heiniä, kukkia ja hedelmiä.[4] Niiden ei ilmeisesti ole pakko juoda, mutta tekevät niin tilaisuuden tullen. Hajuviestinnässä käytetään silmien ja kasvojen rauhasten eritteitä.[2] Maa-antiloopit ovat reviiritietoisia ja puolustavat aluettaan yksin tai pareittain. Kamppaillessaan urokset syöksyvät toisiaan kohti, laskeutuvat polvilleen ja iskevät sarvillaan tai lyövät ne yhteen. Maa-antiloopilla on paljon vihollisia, kuten petolintuja, pytoneita ja petonisäkkäitä aavikkoilveksistä leijoniin.[3] Pelästyessään ne eivät yleensä pakene petoa, vaan painautuvat maahan ja ojentavat päänsä ja kaulansa ja jäävät aluskasvillisuuden suojiin piiloon. Ne saattavat paeta vasta pedon tultua aivan niiden vierelle. Maa-antilooppien tiedetään käyttävän pakopaikkoina koloja, jotka useimmiten maasika on kaivanut.[2]

Maa-antiloopit voivat lisääntyä mihin aikaan vuodesta tahansa, mutta eniten marras-joulukuussa. Tällöin eteläisessä Afrikassa alkavat kevät ja sateet. Maa-antiloopin kiimakäytöstä ei tunneta. Kantoaika kestää keskimäärin 180 vuorokautta ja poikueessa on yksi tai kaksi poikasta. Niitä imetetään noin kolme kuukautta ja poikaset tulevat sukukypsiksi joskus 6–19 kuukauden jälkeen.[2]

Lähteet

  1. a b c d IUCN SSC Antelope Specialist Group: Raphicerus sharpei IUCN Red List of Threatened Species. Version 2014.2. 2008. International Union for Conservation of Nature, IUCN, Iucnredlist.org. Viitattu 27.7.2014. (englanniksi)
  2. a b c d e f g h i Scott Hocking: ADW: Raphicerus sharpei Information 2004. University of Michigan Museum of Zoology. Viitattu 25.3.2009. (englanniksi)
  3. a b c Eco Travel Africa: The Sharpe's Grysbok - Raphicerus sharpei of Southern Africa 2005. Eco Travel Africa. Viitattu 25.3.2009. (englanniksi)
  4. a b South Africa Safari Travel Specialist: Sharpes Grysbok Antelope Africa Kruger National Park. Viitattu 23.3.2009. (englanniksi)
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Maa-antilooppi: Brief Summary ( Finnish )

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Maa-antilooppi (Raphicerus sharpei) on melko pieni Afrikassa elävä sorkkaeläin. Sillä ei nykykäsityksen mukaan ole alalajeja. Se muistuttaa suuresti muita Raphicerus-suvun lajeja, mutta sen on myös esitetty olevan lähempänä kääpiöantilooppeja (Neotragus). Lajin elintavat tunnetaan melko huonosti. Maa-antilooppi on saanut tieteellisen nimensä Sir Arthur Sharpen mukaan.

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Raphicerus sharpei ( French )

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Raphicère de Sharpe, Grysbok de Sharpe

 src=
R. sharpei

Le raphicère de Sharpe ou Grysbok de Sharpe (Raphicerus sharpei) est une espèce d'antilope qui se rencontre dans le sud de l'Afrique[1].

Description

Références

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Raphicerus sharpei: Brief Summary ( French )

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Raphicère de Sharpe, Grysbok de Sharpe

 src= R. sharpei

Le raphicère de Sharpe ou Grysbok de Sharpe (Raphicerus sharpei) est une espèce d'antilope qui se rencontre dans le sud de l'Afrique.

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Raphicerus sharpei ( Galician )

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Raphicerus sharpei é unha especie de mamífero artiodáctilo da familia dos bóvidos, subfamilia dos antilopinos e tribo dos neotraguinos, pertencente ao xénero Raphicerus.[2][3][4][5]

Trátase dun antílope de pequeno tamaño, como todos os da tribo dos neotraguinos, (denominados antilopes ananos), tímido e solitario, amplamente distribuído polas sabanas da África oriental e meridional, desde Tanzania até Namibia e Suráfrica.

Taxonomía

Descrición

A especie foi definida en 1896 polo zoólogo británico Oldfield Thomas, en Proc. Zool. Soc. Lond., 1896: 796.[2]

Controversia taxonómica

A maioría dos autores consideran a Raphicerus sharpei como unha especie monotípica, é dicir, que non ten subespecies. Porén algúns consideran dentro dela a subespecie Raphicerus sharpei colonicus Thomas & Schwann, 1906, que, desde principios do século XXI, é considerada por outros, como Colin P. Groves, unha especie separada, denominada Raphicerus colonicus (Thomas & Schwann, 1906).[4][5][6]

Por outra parte, outros, como Haltenorth e Diller, considérana unha subespecie de Raphicerus melanotis, especie estreitamente relacionada que habita na rexión do Cabo Oriental,[7] e algúns considérana conespecífica con ela.[8]

Nomes vulgares

Na maioría dos idiomas modernos a especie coñécese como raficero de Sharpe ou grysbobok de Sharpe (coas particularidades propias de cada lingua).[9]

Características

Aparencia xeral

 src=
Raphicerus sharpei femia

Moi semellante ao raficero común ou steenbok (Raphicerus campestris), pero menor ca el, ten unha pelaxe híspida, de coloración parda avermellada, mesturada de branca, o que lle dá un aspecto agrisado, especialmente ao longo dos flancos (nalgúns individuos mesmo se ven manchas de pelo branco).
O fociño é pardo. Na cara presenta unha estreita raia superciliar branca. As orellas son grandes (como en todas as especies do xénero), pero menores que as do raficero do Cabo (Raphicerus melanotis) e as do raficero común, cubertas con pelos curtos. As partes inferiores son brancas.
Os cornos (só presentes nos machos) son moi curtos (de 4 a 5,5 cm), cónicos, erguéndose verticalmente sobre a fronte. As femias son similares aos machos (pero sen cornos).[9]

Dimensións

A lonxitude da cabeza e tronco varía entre os 65 e os 75 sm; a cola é moi curta, de 5 a 8 cm, e a alzada (altura na cruz) é duns 51 cm. O peso oscila entre os 7 e os 12 kg.[7][9]

Bioloxía

Hábitat e distribución

Habita principalmente en zonas de outeiros cerca dos kopjes rochosos con densos arbustos espiñentos e herba mesta.[9] A súa área de dispersión vai desde as zonas occidentais e meridionais de Tanzania, até nordeste de Suráfrica (provincias de Limpopo e Mpumalanga) e o sueste de Suacilandia, ocupando entre estes límites o sueste da República Democrática do Congo, Zambia (ao leste do río Zambeze), Malawi, Mozambique (agás nas rexións boscosas costeiras), o extremo nordeste de Botsuana, o leste da Franxa de Caprivi en Namibia e gran parte de Zimbabue.[8]

Alimentación

En gran parte da súa área de distribución (Zimbabue, Zambia e Tanzania) parece estar asociado co bosque de miombo (Brachystegia sp.), onde hai unha boa cobertura en forma de matogueiras de lento crecemento ou pastos con herbas de altura media.[8] Aínda que parece estar asociado con áreas de boa cobertura do solo, Wilson (1975) rexistrou que tamén se encontra en terreos onde predomina o mopane (Colophospermum mopane) con moi pouca cobertura, no Parque Nacional Hwange (antigamente, Wankie Game Reserve),[10] mentres que no Parque Nacional Chobe (Botsuana) víronse espécimes nunha meseta de area nun bosque aberto con céspede claro e cuberta de mato. Os raficeros de Shrape son predominantemente comdores de ramallos, alimentándose de de follas tenras e caules novos, pero tamén comen froitos e raíces, e pastan herba.[8] [9]

Costumes

Viven solitarios, agás durante a época de celo. Nas calorosas horas centrais do día refúxianse nas espesuras densas, ou entre as grandes rochas, mesmo en vellos tobos abandonados que escavaran os porcos formigueiros.[9]

Status

A especie non ten ameazas importantes, aínda que fou eliminada dalgunhas das partes da súa antiga área de distribución pola proliferación de asentamentos humanos e a destrución do seu hábitat, é a caza para carne. Pero os sus hábitos discretos permítenlle soportar ben a presión da caza.[11]

Debido a que é unha especie común, a que a súa presenza está xeneralizada e a que non hai ameazas importantes que dean lugar a unha diminución significativa da súa poboación, e pouco probábel que o status do raficero de Sharpe cambie a longo prazo se continúa estando ben representado en áreas protexidas e en terreos privados. A tendencia da súa poboación es xeralmente estábel en áreas protexidas e en granxas privadas, aínda que diminúe gradualmente noutros lugares a medida que a presión da caza aumenta co crecemento dos asentamentos humanos. Por tdos iso, a especie está actualmente cualificada pola Unión Internacional para a Conservación da Natureza como LC (pouco preocupante).[1]

Notas

  1. 1,0 1,1 IUCN SSC Antelope Specialist Group (2016): Raphicerus sharpei na Lista vermella da UICN. Versión 2018-1. Consultada o 30 de outubro de 2018.
  2. 2,0 2,1 Raphicerus sharpei en MSW.
  3. Raphicerus sharpei Thomas, 1897 no ITIS.
  4. 4,0 4,1 Groves, Colin P. & Grubb, Peter 2011.
  5. 5,0 5,1 Groves, Colin P. et al. 2011, pp. 477-478.
  6. Raphicerus colonicus Thomas & Schwann, 1906 en Sistemática dos bóvidos (Stefan Hintsche, 2014), en stco.de
  7. 7,0 7,1 Haltenorth, T. & Diller, H. 1986, p. 53.
  8. 8,0 8,1 8,2 8,3 Hoffmann, M. and Wilson, V. J. (2013): "Raphicerus sharpei Sharpe's Grysbok". En: J. S. Kingdon and M. Hoffmann (eds), Mammals of Africa. Volume VI: Pigs, Hippopotamuses, Chevrotain, Giraffes, Deer and Bovids, London, UK: Bloomsbury Publishig. ISBN 978-1-4081-2257-0, pp. 308-310.
  9. 9,0 9,1 9,2 9,3 9,4 9,5 Dorst, J. & Dandelot, P. 1973, p. 269.
  10. Wilson, V. J. (1975): Mammals of the Wankie National Park, Rhodesia. Salisbury: Trustees of the National Museums and Monuments of Rhodesia, nº 5.
  11. East, R., recompilador (1999): African Antelope Database 1998. Gland, Switzerland and Cambridge, UK. IUCN.

Véxase tamén

Bibliografía

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Raphicerus sharpei: Brief Summary ( Galician )

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Raphicerus sharpei é unha especie de mamífero artiodáctilo da familia dos bóvidos, subfamilia dos antilopinos e tribo dos neotraguinos, pertencente ao xénero Raphicerus.

Trátase dun antílope de pequeno tamaño, como todos os da tribo dos neotraguinos, (denominados antilopes ananos), tímido e solitario, amplamente distribuído polas sabanas da África oriental e meridional, desde Tanzania até Namibia e Suráfrica.

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Raphicerus sharpei ( Italian )

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Il nototrago di Sharpe (Raphicerus sharpei) o grysbok di Sharpe è una piccola antilope diffusa nell'Africa sudorientale, in particolare in Tanzania, Mozambico, Malawi, Zambia, Zimbabwe e nella provincia del Transvaal in Sudafrica.

È abbastanza simile alla silvicapra, rispetto alla quale ha una corporatura più massiccia. Misura circa 55 cm al garrese e pesa fino ad 11 kg. I maschi hanno piccole corna a spiedo, leggermente ricurve in punta. Il pelo è costituito di peli color bruno-rossiccio striati di bianco.

Nonostante la grande estensione dell'areale della specie, è abbastanza difficile vedere questi animali, che preferiscono vivere nelle zone collinari rocciose. Sono creature prevalentemente notturne che di giorno restano nascoste nella vegetazione o fra le rocce. In ogni momento, al minimo segnale di pericolo sono pronti a schizzare via per andare a nascondersi.

Si distinguono dal molto simile congenere Raphicerus melanotis per il colore più tendente al grigio e per la presenza di un paio di "falsi zoccoli" sull'articolazione degli zoccoli veri e propri.

Bibliografia

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Raphicerus sharpei: Brief Summary ( Italian )

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Il nototrago di Sharpe (Raphicerus sharpei) o grysbok di Sharpe è una piccola antilope diffusa nell'Africa sudorientale, in particolare in Tanzania, Mozambico, Malawi, Zambia, Zimbabwe e nella provincia del Transvaal in Sudafrica.

È abbastanza simile alla silvicapra, rispetto alla quale ha una corporatura più massiccia. Misura circa 55 cm al garrese e pesa fino ad 11 kg. I maschi hanno piccole corna a spiedo, leggermente ricurve in punta. Il pelo è costituito di peli color bruno-rossiccio striati di bianco.

Nonostante la grande estensione dell'areale della specie, è abbastanza difficile vedere questi animali, che preferiscono vivere nelle zone collinari rocciose. Sono creature prevalentemente notturne che di giorno restano nascoste nella vegetazione o fra le rocce. In ogni momento, al minimo segnale di pericolo sono pronti a schizzare via per andare a nascondersi.

Si distinguono dal molto simile congenere Raphicerus melanotis per il colore più tendente al grigio e per la presenza di un paio di "falsi zoccoli" sull'articolazione degli zoccoli veri e propri.

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Šiaurinė antilopikė ( Lithuanian )

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Šiaurinė antilopikė (lot. Raphicerus sharpei) – tikrųjų antilopių (Antilopinae) pošeimio dykaraginių (Bovidae) šeimos žinduolis.

Mažiausia antilopikė. Kūno aukštis 45-50 cm, masė 5-8 kg. Kojos be šoninių kanopėlių. Rausvai ruda su smulkiomis baltomis dėmelėmis ant nugaros ir kūno šonų. Apatinė kūno dalis balta arba gelsvai balta. Plaukai tankūs, šiurkštoki. Patinai raguoti. Ragai vidutiniškai 4 cm ilgio, tiesūs, kūgiški.

Gyvena kalvotose, uolėtose vietovėse, apaugusiose tankiais dygliuotais krūmais. Laikosi pavieniui ir poromis. Pavojaus dažniausia išvengia pasislėpdama tarp augalų. Minta krūmų lapais, ūgliais, žoliniais augalais. Nėštumas trunka apie 7 mėnesius, gimsta 1, retai 2 jaunikliai. Gyvena 10-12 metų.

Paplitusi Rytų Afrikoje nuo Tanzanijos iki Pietų Afrikos Respublikos šiaurinės dalies.


Vikiteka

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Sharpes grijsbok ( Dutch; Flemish )

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De Sharpes grijsbok (Raphicerus sharpei) is een zoogdier uit de familie van de holhoornigen (Bovidae). De wetenschappelijke naam van de soort werd voor het eerst geldig gepubliceerd door Thomas in 1897.

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Geplaatst op:
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Antylopik północny ( Polish )

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Antylopik północny[3] (Raphicerus sharpei) – gatunek ssaka parzystokopytnego z rodziny wołowatych[4].

Obecny zasięg występowania gatunku obejmuje obszary Afryki południowo-wschodniej: północna Botswana, południowo-wschodnie części Demokratycznej Republiki Konga, Malawi, Mozambik, południowoafrykańska prowincja Limpopo, Suazi, Tanzania, Zambia i Zimbabwe. Gatunek monotypowy. Nie wyróżniono podgatunków[4].

W Czerwonej księdze gatunków zagrożonych Międzynarodowej Unii Ochrony Przyrody i Jej Zasobów został zaliczony do kategorii LC (niskiego ryzyka)[2].

Przypisy

  1. Raphicerus sharpei, w: Integrated Taxonomic Information System (ang.).
  2. a b Raphicerus sharpei. Czerwona księga gatunków zagrożonych (IUCN Red List of Threatened Species) (ang.).
  3. Włodzimierz Cichocki, Agnieszka Ważna, Jan Cichocki, Ewa Rajska, Artur Jasiński, Wiesław Bogdanowicz: Polskie nazewnictwo ssaków świata. Warszawa: Muzeum i Instytut Zoologii Polskiej Akademii Nauk, 2015, s. 297. ISBN 978-83-88147-15-9.
  4. a b Wilson Don E. & Reeder DeeAnn M. (red.) Raphicerus sharpei. w: Mammal Species of the World. A Taxonomic and Geographic Reference (Wyd. 3.) [on-line]. Johns Hopkins University Press, 2005. (ang.) [dostęp 2015-07-08]
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Antylopik północny: Brief Summary ( Polish )

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Antylopik północny (Raphicerus sharpei) – gatunek ssaka parzystokopytnego z rodziny wołowatych.

Obecny zasięg występowania gatunku obejmuje obszary Afryki południowo-wschodniej: północna Botswana, południowo-wschodnie części Demokratycznej Republiki Konga, Malawi, Mozambik, południowoafrykańska prowincja Limpopo, Suazi, Tanzania, Zambia i Zimbabwe. Gatunek monotypowy. Nie wyróżniono podgatunków.

W Czerwonej księdze gatunków zagrożonych Międzynarodowej Unii Ochrony Przyrody i Jej Zasobów został zaliczony do kategorii LC (niskiego ryzyka).

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Raphicerus sharpei ( Portuguese )

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O xipene (Raphicerus sharpei)[1][2][3] é um pequeno antílope africano.

Outra espécie próxima que tem o mesmo nome comum é o Raphicerus campestris.

Bibliografia

  1. «Definição ou significado de xipene no Dicionário Infopédia da Língua Portuguesa com Acordo Ortográfico». Infopédia - Dicionários Porto Editora. Consultado em 16 de outubro de 2016
  2. «World Association of Zoo Animals»
  3. «Português de Moçambique». DicionarioeGramatica.com. 29 de abril de 2016. Consultado em 16 de outubro de 2016. Arquivado do original em 15 de julho de 2016
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Raphicerus sharpei: Brief Summary ( Portuguese )

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O xipene (Raphicerus sharpei) é um pequeno antílope africano.

Outra espécie próxima que tem o mesmo nome comum é o Raphicerus campestris.

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Sharpes grysbock ( Swedish )

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Sharpes grysbock (Raphicerus sharpei) är en mindre antilop i underfamiljen gasellantiloper. Den liknar arten kapgrysbock (Raphicerus melanotis) i utseende men har ett annat utbredningsområde. Haltenorth och Diller anser att R. sharpei är en underart till R. melanotis.[2] Arten förekommer i sydöstra Afrika i skyddsområdena Kruger nationalpark, Hwanga nationalpark, Mana Pools nationalpark, Kafue nationalpark och Södra Luangwa nationalpark.

Djuret når bara en mankhöjd mellan 45 och 60 centimeter samt en vikt omkring 7,5 kilogram (maximalt 11 kg). Sharpes grysbock föredrar regioner med buskar som ansluter till större gräsmarker. Den är främst aktiv på natten och vilar på dagen gömd bland högt gräs och buskar. Arten lever även i torr galleriskog med undervegetation som ger skydd.

Födan utgörs huvudsakligen av blad men den äter även knoppar, örter och frukter. Gräs utgör upp till 30 % av födan.[3]

Det antas att hannar och honor under en kort tid bildar fasta par men vanligen lever varje individ ensam.

Referenser

Den här artikeln är helt eller delvis baserad på material från tyskspråkiga Wikipedia, 13 april 2009.
Den här artikeln är helt eller delvis baserad på material från engelskspråkiga Wikipedia, 29 mars 2009.
  • Chris and Tilde Stuart: Southern, Central and East African Mammals. Struik Publishers 2002, ISBN 1-86872-621-5

Noter

  1. ^ Raphicerus sharpeiIUCN:s rödlista, auktor: Antelope Specialist Group 2008, besökt 13 april 2009.
  2. ^ Haltenorth, Theodor and Helmut Diller. 1980. A Field Guide to the Mammals of Africa including Madagascar. Collins, London. Pp. 53–54. (ISBN 0-00-219778-2)
  3. ^ Kingdon, Jonathan. 1997. The Kingdon Field Guide to African Mammals. Academic Press, San Diego & London. Pp. 386-387. (ISBN 0-12-408355-2)

Externa länkar

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Sharpes grysbock: Brief Summary ( Swedish )

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Sharpes grysbock (Raphicerus sharpei) är en mindre antilop i underfamiljen gasellantiloper. Den liknar arten kapgrysbock (Raphicerus melanotis) i utseende men har ett annat utbredningsområde. Haltenorth och Diller anser att R. sharpei är en underart till R. melanotis. Arten förekommer i sydöstra Afrika i skyddsområdena Kruger nationalpark, Hwanga nationalpark, Mana Pools nationalpark, Kafue nationalpark och Södra Luangwa nationalpark.

Djuret når bara en mankhöjd mellan 45 och 60 centimeter samt en vikt omkring 7,5 kilogram (maximalt 11 kg). Sharpes grysbock föredrar regioner med buskar som ansluter till större gräsmarker. Den är främst aktiv på natten och vilar på dagen gömd bland högt gräs och buskar. Arten lever även i torr galleriskog med undervegetation som ger skydd.

Födan utgörs huvudsakligen av blad men den äter även knoppar, örter och frukter. Gräs utgör upp till 30 % av födan.

Det antas att hannar och honor under en kort tid bildar fasta par men vanligen lever varje individ ensam.

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Raphicerus sharpei ( Vietnamese )

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Raphicerus sharpei là một loài động vật có vú trong họ Bovidae, bộ Artiodactyla. Loài này được Thomas mô tả năm 1896.[2]

Hình ảnh

Chú thích

  1. ^ IUCN SSC Antelope Specialist Group (2008). Raphicerus sharpei. 2008 Sách đỏ IUCN. Liên minh Bảo tồn Thiên nhiên Quốc tế 2008. Truy cập ngày 29 tháng 3 năm 2009. Database entry includes a brief justification of why this species is of least concern.
  2. ^ a ă Wilson, D. E.; Reeder, D. M. biên tập (2005). “Raphicerus sharpei”. Mammal Species of the World . Baltimore: Nhà in Đại học Johns Hopkins, 2 tập (2.142 trang). ISBN 978-0-8018-8221-0. OCLC 62265494.

Tham khảo


Hình tượng sơ khai Bài viết về chủ đề Bộ Guốc chẵn này vẫn còn sơ khai. Bạn có thể giúp Wikipedia bằng cách mở rộng nội dung để bài được hoàn chỉnh hơn.
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Raphicerus sharpei: Brief Summary ( Vietnamese )

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Raphicerus sharpei là một loài động vật có vú trong họ Bovidae, bộ Artiodactyla. Loài này được Thomas mô tả năm 1896.

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Стенбок Шарпа ( Russian )

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Царство: Животные
Подцарство: Эуметазои
Без ранга: Вторичноротые
Подтип: Позвоночные
Инфратип: Челюстноротые
Надкласс: Четвероногие
Подкласс: Звери
Инфракласс: Плацентарные
Надотряд: Лавразиотерии
Подотряд: Жвачные
Семейство: Полорогие
Подсемейство: Настоящие антилопы
Вид: Стенбок Шарпа
Международное научное название

Raphicerus sharpei Thomas, 1897

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ITIS 625119NCBI 66436EOL 1038781FW 149589

Стенбо́к Шарпа[1], или стенбок Шарпе[2] (лат. Raphicerus sharpei) — карликовая антилопа из семейства полорогих (Bovidae). Видовой эпитет дан в честь британского исследователя Африки сэра Альфреда Шарпа[en] (1853—1935)[3].

Описание

Стенбок Шарпа высотой до 50 см и весом до 7,5 кг.

Распространение

Область распространения вида охватывает юго-восточную Африку, с территорией национальных парков Крюгер, Хванге[de], Мана-Пулс, Кафуе[de] и Южная Луангва.

Образ жизни

Ведёт преимущественно ночной образ жизни. Предпочитает низкий кустарник, часто обитает на заросших, каменистых холмах, которые примыкают к открытым лужайкам, а также в сухих галерейных лесах с наличием достаточного количества кустарника. Питается листвой, но не пренебрегает и травой.

Примечания

  1. Полная иллюстрированная энциклопедия. «Млекопитающие» Кн. 2 = The New Encyclopedia of Mammals / под ред. Д. Макдональда. — М.: Омега, 2007. — С. 471. — 3000 экз.ISBN 978-5-465-01346-8.
  2. Соколов В. Е. Пятиязычный словарь названий животных. Млекопитающие. Латинский, русский, английский, немецкий, французский. / под общей редакцией акад. В. Е. Соколова. — М.: Рус. яз., 1984. — С. 134. — 10 000 экз.
  3. Bo Beolens, Michael Watkins, and Mike Grayson. The eponym dictionary of mammals. — Baltimore: The Johns Hopkins University Press, 2009. — P. 375. — 574 p. — ISBN 978-0-8018-9304-9.
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Стенбок Шарпа: Brief Summary ( Russian )

provided by wikipedia русскую Википедию

Стенбо́к Шарпа, или стенбок Шарпе (лат. Raphicerus sharpei) — карликовая антилопа из семейства полорогих (Bovidae). Видовой эпитет дан в честь британского исследователя Африки сэра Альфреда Шарпа[en] (1853—1935).

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북방그리스복 ( Korean )

provided by wikipedia 한국어 위키백과

북방그리스복 또는 샤프그리스복 (Raphicerus sharpei)은 조심성이 많고, 무리 생활을 하지 않는 작은 그리스복의 일종이다. 열대 기후 지역과 아프리카 남동부 지역에서 발견된다.

분포

남아프리카공화국트란스발 지방과 나미비아 동부 끝에 좁게 길게 연결된 카프리비 지역, 보츠와나, 모잠비크, 짐바브웨, 잠비아, 말라위 그리고 탄자니아빅토리아 호에서 발견된다.

특징

다이커영양와 크기가 비슷하지만 땅딸막한 몸과 가늘고 긴 털이 궁둥이와 뒷다리 부분을 덮는다. 어깨 높이는 약 45~60cm, 몸무게는 7~11.5kg 정도이다. 털은 불그스레한 갈색을 띠며, 눈과 입, 목 주위는 흰 줄무늬를 갖고 있고, 배 아래쪽은 회색을 띤 흰빛이다.

각주

  • Ellerman, J.R., T.C.S. Morrison-Scott and R.W. Hayman. 1953. Southern African Mammals 1758 to 1951: A Reclassification. British Museum (Natural History), London. P. 186.
  1. “Raphicerus sharpei”. 《멸종 위기 종의 IUCN 적색 목록. 2008판》 (영어). 국제 자연 보전 연맹. 2008. 2009년 3월 29일에 확인함. Database entry includes a brief justification of why this species is of least concern.
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