the flight of the bird cathartes burrovianus 04

america animal animalia avian beak big biodiversity biology bird birding birdlife birdwatching black burrovianus cathartes cathartidae cathartiformes chordata color colorful ecology endothermic environment fauna feather feathers fence finch green head lesser life natural nature ornithology oviparity panama post poultry prey raptor south specie vertebrata vertebrate vulture wild wilderness wildlife wing wings yellowheaded