French: Buse à gorge blanche German: Weißkehlbussard Spanish: Busardo gorjiblanco
R. A. Philippi [Krumwiede]
Andes from Colombia (exceptionally Mérida, in NW Venezuela) S to Bolivia, thereafter in C Chile (Atacama to Aysén#R) and W Argentina (S to Santa Cruz#R), but known to breed for certain only in the two last-named countries#R.
38–48 cm, wingspan 84–102 cm. Smallish Buteo. Markings on sides of breast and thighs separate present species from B. brachyurus; tail... read more
Considered to be often silent, but utters squealing “kee-ah” during breeding season or... read more
Generally from 1700 m to 3500 m in N half of range, but regularly at 1000–2000 m in Andean... read more
Food and feeding
Very few data available. Known to take insects, beetles, rodents and birds, with the following prey remains found at a nest of the species... read more
Apparently breeds only in S of range. Until recently season unknown, but seen defending territory in Chile in Feb and nest in Argentine... read more
Certainly migratory from southernmost parts of range, moving lower and more specifically N in non-... read more
Status and conservation
Not globally threatened (Least Concern). CITES II. Very poorly known. Generally rare and local throughout range, e.g. in Colombia, with just one record from late 1920s in NW... read more
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