On the basis of the level and stability of morphological differentiation, and consistent with prior work suggesting substantial genetic differentiation between ...

Calls of a perched hawk of unknown sex. Open woodland. The different second call may or not belong to the species. Hato La Hidra belonged to a conservation ...

Gray Hawk : The Grey Hawk has a light gray body. Birds from southern part of range have fine white barring, while birds from northern parts of the range are ...

It occurs from southwest Costa Rica, south through Panama and Colombia to west Ecuador on the west of the Andes and on the east of the Andes from east Colombia, ...

Learn about the Grey-lined Hawk (Buteo nitidus). Explore species distribution maps and see photos & recent sightings. Download Birda for free.

Northern gray hawk (Buteo nitidus maximus) · States/US Territories in which this population is known to or is believed to occur: Arizona, New Mexico, Texas · US ...

Avibase identifiers · 01 (August 2013): Grey-lined Hawk (blakei) ( Buteo nitidus blakei) · 02 (May 2014): Grey-lined Hawk (blakei) ( Buteo nitidus blakei) · 03 ...

Gray-lined Hawk (Buteo nitidus), version 1.0. In Birds of the World (J. del Hoyo, A. Elliott, J. Sargatal, D. A. Christie, and E. de Juana, Editors) ...

Jul 25, 2009 · Duration. The call of the Gray Hawk lasts 1.5 – 2.0 sec, while the call of the Gray-lined Hawk is typically 0.5 – 1.0 sec long.

Gray-lined Hawk Buteo nitidus. Accipitridae (Hawks, Eagles, and Kites). eBird species · Birds of the World. To navigate the map with touch gestures double-tap ...