Black-chested Buzzard-Eagle (Geranoaetus melanoleucus) [XC417846]
by Bernabe Lopez-Lanus from Laguna LA5, Meseta Lago Buenos Aires, Santa Cruz, Argentina (call)
Black-chested Buzzard-Eagle (Geranoaetus melanoleucus) [XC53683]
by Miguel Castelino from Laguna La Cubierta (origen Quebrada San Pacho), PN Los Nevados, Risaralda, Colombia (call)
Subspecies
The following 2 subspecies are recognised:
australis Swann, 1922 - North-western Venezuela (Mérida Andes) through western South America south to Tierra del Fuego.
melanoleucus (Vieillot, 1819) - Southern and eastern Brazil (Alagoas, Rio de Janeiro and São Paulo) to Paraguay, eastern Argentina (north of Buenos Aires) and Uruguay.