The Solitary Eagle (Buteogallus solitarius) is found from northwest Mexico to Peru and northwest Argentina. Its place is in heavily forested country in in hilly or mountainous terrain, between 600 and 2200 meters above sea level. Matures are 76 cm (30 inches) in height and 3 kg in weight.
Some features are its bushy nuchal crest, and its yellow legs, cere, and lores. It is slate-gray overall, robust and large. Its diet is unknown, and they live alone.