The Common black hawk (Buteogallus anthracinus) inhabits from Southwest USA to Northwest Peru and Guyana. Lives principally in coastal areas, in mangroves, beaches, mudflats, rivers and streams, swamps and marshes. Its measures are 56 cm (22 inches) in height and 800 g in weight.
Adults are slate-black, with a broad white tail-band. Its cere, lores, and legs are yellow. Youngers are above dark brown, flecked with buff. Its head and underparts are buff, streaked with blackish. It feeds mainly on crabs, frogs, and eggs of some reptiles.