Caracara and black vulture scavenging on turtle eggs on a sandy beach in the rain

carcass scavenger vulture caracara turtle egg predation beach sand wildlife nature feeding survival birds beak plucking ecosystem interaction black vulture coastal scavenging olive ridley competition coragyps atratus natural behavior outdoor tropical caracara cheriway foraging wild birdwatching environment conservation food chain pecking black brown shore vertebrate avian territorial aggression hierarchy flock species adaptation nourishment balance