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Northern Rough-winged Swallows (Stelgidopteryx serripennis) - These are common swallows where I'm from in Central Arizona, so it was interesting to record them in Costa Rica, too - they sound pretty much the same!
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Northern Rough-winged Swallows (Stelgidopteryx serripennis) reel in the Spring air above Tavasci Marsh [Arizona], calling as they fly - notice, as in most swallows, that they call most when the flock is the densest (a mechanism to help avoid collisions?).
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Minas Gerais
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Parauapebas, Para
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Serra de Baturité, Ceará
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Cristalino Jungle Lodge, MT
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Cristalino Jungle Lodge, MT
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Ridge about 40-50km from Atalaya by road.
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TI Coatá-Laranjal, south of Borba, AM
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Parque Nacional da Serra da Canastra, São Roque de Minas, Minas Gerais
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Hamburgo, Riberalta, Beni
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Caiapônia, Goiás
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Zamora-Chinchipe: El Chorro area, SE of Zumba
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Zamora-Chinchipe: Río Bombuscaro
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Napo: Cascada San Rafael ('Coca Falls')
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Napo: lower Cordillera de los Huacamayos
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Pichincha: Mindo-Tandayapa road
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Esmeraldas: Playa de Oro, village and vicinity, Río Santiago
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Esmeraldas: Playa de Oro, village and vicinity, Río Santiago
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Esmeraldas: Playa de Oro, village and vicinity, Río Santiago
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Reserva Ecológica de Guapi Açu (REGUA), RJ
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Reserva Ecológica dos Petroleiros, Tinguá, Nova Iguaçu, RJ
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Jardim Botanico, Rio de Janeiro
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Lower Valle de Anchicaya, off Valle del Cauca