Donald M. Jones / American Black Vulture (Coragyps atratus) feeding on road-killed armadillo, Sarasota, Florida

Donald M. Jones / American Black Vulture (Coragyps atratus) roosting in a dead tree, central Florida

Donald M. Jones / American Black Vulture (Coragyps atratus) group roosting in tree, central Florida

Suzi Eszterhas / American Black Vulture (Coragyps atratus) on caiman carcass floating in river, Cuiaba River, Pantanal, Brazil

Suzi Eszterhas / American Black Vulture (Coragyps atratus) foraging on caiman carcass floating in river, Cuiaba River, Pantanal, Brazil

Scott Leslie / American Black Vulture (Coragyps atratus) group and Turkey Vultures (Cathartes aura) roosting in palm, Everglades National Park, Florida

Scott Leslie / American Black Vulture (Coragyps atratus) sunbathing, Fakahatchee Strand Preserve State Park, Florida

Scott Leslie / American Black Vulture (Coragyps atratus), Fakahatchee Strand Preserve State Park, Florida

Thomas Marent / Andean Condor (Vultur gryphus) male with American Black Vultures (Coragyps atratus) trying to scavenge carrion, Purace National Park, Colombia

Tom Vezo / American Black Vulture (Coragyps atratus) group feeding on carcass, Rio Grande Valley, Texas

Tom Vezo / American Black Vulture (Coragyps atratus) flying, Florida

Tom Vezo / American Black Vulture (Coragyps atratus), Crested Caracara (Caracara cheriway), and Turkey Vulture (Cathartes aura) scavenging on carcass, Rio Grande Valley, Texas

Yva Momatiuk & John Eastcott / American Black Vulture (Coragyps atratus) immature bird in morning sun, spring, Aransas National Wildlife Refuge, Texas

Donald M. Jones / American Black Vulture (Coragyps atratus), central Florida

Suzi Eszterhas / American Black Vulture (Coragyps atratus) on caiman carcass floating in river, Cuiaba River, Pantanal, Brazil

Patricio Robles Gil / American Black Vulture (Coragyps atratus) group and a Great Blue Heron (Ardea herodias) eating eggs from nest of a Pacific Ridley Sea Turtle (Lepidochelys olivacea), Oaxaca, Mexico

Tom Vezo / American Black Vulture (Coragyps atratus) spreading wings to dry, Texas

Tom Vezo / American Black Vulture (Coragyps atratus) three on ground, Rio Grande Valley, Texas

Tom Vezo / American Black Vulture (Coragyps atratus) landing, Rio Grande Valley, Texas