Wild black vulture, coragyps atratus perching on tree branch, wing-spreading to dry up its feathers or keep warm, raising body temperature by absorbing the sun in cold weather, wildlife close up shot

vulture preen brasiliensis bird beak plumage gallinazo wing wildlife atratus coragyps perch scavenger urubu animal habitat mexico nature black common raise environment zopilote branch feather natural south wild mexican can stand central stretch absorb tree thermal american groom spread america body sunlight warm dry sun clean heat temperature wet