Argentina, Belize, Bolivia, Brazil, Colombia, Costa Rica, Ecuador, El Salvador, French Guiana, Guatemala, Guyana, Honduras, Mexico, Nicaragua, Panama, Paraguay, Peru, Suriname, Trinidad and Tobago, Venezuela.
Grey-headed Kite (Leptodon cayanensis) [XC688352]
by Mauricio Cuellar Ramirez (@Birding.travel) from Bosque Ripario Rio Bodoquero - Vd San Jorge; Morelia, Caquet\u00e1, Colombia (song)
Grey-headed Kite (Leptodon cayanensis) [XC618822]
by Mauricio Cuellar Ramirez (@Birding.travel) from Distrito Metropolitano de Quito, Pichincha, Parroquia Nanegalito, Nueva Granada, Hacienda Los Yumbos, Ecuador (subsong)
Subspecies
Apparent affinity with old world honey buzzards (Pernis) and bazas (Aviceda). In past, alternatively known as Odontriorchis palliatus. Until recently considered to include White-collared Kite (Leptodon forbesi), which was thought to represent another variant on immature plumage.
The following 2 subspecies are recognised:
cayanensis (Latham, 1790) - Southern Tamaulipas and Oaxaca (Mexico) south to western Ecuador, Amazonia, Guianas and Trinidad.
monachus (Vieillot, 1817) - Central Brazil to eastern Bolivia, northern Argentina and Paraguay.