Ptychadena nana és una espècie de granota del gènere Ptychadena que viu a Etiòpia.[1] És endèmica de les planes altes orientals de la Gran Vall del Rift, on hom la pot trobar en els Monts Arrussi a altituds d'entre 2.000 i 3.000 m. i, possiblement també, al sud de Ketama, a l'oest de la vall. El seu hàbitat natural són aiguamolls d'aigua dolça.
Està molt poc estudiada degut a la falta d'estudis biològics a la seva zona.[1] La classificació taxonòmica podria canviar quan es recullen més dades, ja que té característiques similars a les de la granota Ptychadena neumanni.[1]
Ptychadena nana és una espècie de granota del gènere Ptychadena que viu a Etiòpia. És endèmica de les planes altes orientals de la Gran Vall del Rift, on hom la pot trobar en els Monts Arrussi a altituds d'entre 2.000 i 3.000 m. i, possiblement també, al sud de Ketama, a l'oest de la vall. El seu hàbitat natural són aiguamolls d'aigua dolça.
Està molt poc estudiada degut a la falta d'estudis biològics a la seva zona. La classificació taxonòmica podria canviar quan es recullen més dades, ja que té característiques similars a les de la granota Ptychadena neumanni.
Ptychadena nana is a species of frog in the family Ptychadenidae. It is endemic to Ethiopia.[3] It is only known with certainty from its type locality, Arussi Mountains, in the Ethiopian Highlands;[3] these mountains are also referred to as the Arsi Mountains.[1] There is uncertainty regarding reports from elsewhere (in particular, Bale Mountains), which perhaps refer to other, possibly undescribed species.[1][3] Freilich and colleagues found specimens from the Bale Mountains to be larger than "normal" Ptychadena nana, but that molecular data clustered them with other P. nana.[4] Common names Somali grassland frog and smallest grass frog have been coined for it.[1][3]
Adult males measure 24–27 mm (0.9–1.1 in) and adult females 25–30 mm (1.0–1.2 in) in snout–vent length,[5] or respectively 30–33 mm (1.2–1.3 in) and 32–35 mm (1.3–1.4 in), according to Freilich and colleagues.[4] The tympanum is distinct.[2] The hindlimbs are relatively short.[5][4] Skin folds on the back incomplete, often more or less extensively and irregularly fragmented. The toes are slightly webbed. Adult males have external vocal sacs.[5]
Ptychadena nana is a mountain grassland species[1][4] that occurs at elevations of 2,000–3,000 m (6,600–9,800 ft)[1] or 2,584–3,023 m (8,478–9,918 ft) above sea level,[4] depending on the source. It has been reported as locally abundant and being found near streams, in cattle grazing fields and in mosaics of cropland and other natural vegetation, and in roadside pools in rural towns and villages.[1]
In the IUCN Red List of Threatened Species, Ptychadena nana is listed as "endangered" because of its small known range and threats to its habitat. It is not known to occur in any protected areas.[1]
Ptychadena nana is a species of frog in the family Ptychadenidae. It is endemic to Ethiopia. It is only known with certainty from its type locality, Arussi Mountains, in the Ethiopian Highlands; these mountains are also referred to as the Arsi Mountains. There is uncertainty regarding reports from elsewhere (in particular, Bale Mountains), which perhaps refer to other, possibly undescribed species. Freilich and colleagues found specimens from the Bale Mountains to be larger than "normal" Ptychadena nana, but that molecular data clustered them with other P. nana. Common names Somali grassland frog and smallest grass frog have been coined for it.
Ptychadena nana[2] es una especie de anfibio anuro de la familia Ptychadenidae.
Esta especie es endémica de las tierras altas del este del valle del Gran Rift, en el centro de Etiopía. Se encuentra entre los 2000 y 3000 m sobre el nivel del mar en las montañas Arrussi y en las montañas Balé.[3]
Ptychadena nana es una especie de anfibio anuro de la familia Ptychadenidae.
Ptychadena nana Ptychadena generoko animalia da. Anfibioen barruko Ptychadenidae familian sailkatuta dago, Anura ordenan.
Ptychadena nana Ptychadena generoko animalia da. Anfibioen barruko Ptychadenidae familian sailkatuta dago, Anura ordenan.
Ptychadena nana est une espèce d'amphibiens de la famille des Ptychadenidae[1].
Cette espèce est endémique des hauts plateaux de l'Est de la vallée du Grand Rift au centre de l'Éthiopie. Elle se rencontre entre 2 000 et 3 000 m d'altitude dans les monts Arrussi et dans les Monts Balé[2].
Ptychadena nana est une espèce d'amphibiens de la famille des Ptychadenidae.
Ptychadena nana é uma espécie de anfíbio da família Ranidae.
É endémica de Etiópia.
Os seus habitats naturais são: marismas intermitentes de água doce.[1]
Ptychadena nana é uma espécie de anfíbio da família Ranidae.
É endémica de Etiópia.
Os seus habitats naturais são: marismas intermitentes de água doce.
Ptychadena nana là một loài ếch trong họ Ptychadenidae. Chúng là loài đặc hữu của Ethiopia.
Các môi trường sống tự nhiên của chúng là đầm nước ngọt có nước theo mùa.
Ptychadena nana là một loài ếch trong họ Ptychadenidae. Chúng là loài đặc hữu của Ethiopia.
Các môi trường sống tự nhiên của chúng là đầm nước ngọt có nước theo mùa.