Black vulture and caracara bird feasting on turtle remains on a sandy beach

caracara vulture scavenger beach turtle remains feeding bird wildlife nature coragyps sand predator beak plumes feathers avian raptor ecosystem black vulture food chain foraging survival coragyps atratus caracara cheriway olive ridley seabird shorebird coastal natural behavior ornithology biodiversity tropical conservation carcass pecking black yellow claws ground texture shells environment adaptation wild hunting instinct nourishment