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Screech owls are typical owls belonging to the genus Megascops with 22 living species.For most of the 20th century, this genus was merged with the Old World scops owls in Otus, but nowadays it is again considered separately based on a range of behavioral, biogeographical, morphological, and DNA sequence data.
The tropical screech owl is "the most common and widespread screech-owl of the neotropicis." It is found from Costa Rica and Panama south and throughout South America (including Trinidad and Tobago), almost entirely east of the Andes, but not in the far south. The subspecies are distributed thus: [4]
The eastern screech owl (Megascops asio) or eastern screech-owl, is a small owl that is relatively common in Eastern North America, from Mexico to Canada. [ 1 ] [ 3 ] This species resides in most types of woodland habitats across its range, and is relatively adaptable to urban and developed areas compared to other owls.
Whiskered screech owl: Megascops trichopsis (Wagler, 1832) 207 Bare-shanked screech owl: Megascops clarkii (Kelso, L & Kelso, EH, 1935) 208 White-throated screech owl: Megascops albogularis (Cassin, 1849) 209 Tropical screech owl: Megascops choliba (Vieillot, 1817) 210 Bearded screech owl: Megascops barbarus (Sclater, PL & Salvin, 1868) 211 ...
The primary call is an accelerating series of short whistles at an increasing tempo or a short then long trill falling slightly at end. Other calls: barking and chuckling, similar to the eastern screech owl. [6] They also make a high pitched screech. The two primary songs for the Western Screech Owl are the bounce and double trill.
The black-capped screech owl (Megascops atricapilla), or variable screech owl, is a species of owl in the family Strigidae. It is found in Argentina , Brazil , and Paraguay . [ 3 ] [ 4 ]
The bare-shanked screech owl (Megascops clarkii) is a species of owl in the family Strigidae. It is a large owl that feeds at night in forests and lives in a family size group, even during breeding season. The owl's range is only in Costa Rica, Panama, and far northwestern Colombia. The owl preys on large insects, shrews, and small rodents.
M. w. usta is found south of the Amazon in eastern Peru, northern Bolivia, and southern Amazonian Brazil to northern Mato Grosso. [3] [4] The tawny-bellied screech owl inhabits the interior of lowland rainforest, mostly old growth and mature secondary forest. M. w. usta can also be found in altered forest along waterways and near human ...