Seeking to retaliate against predators, herdsmen across Africa often poison carcasses with pesticides. When vultures swoop in, they are served their grisly final meal.
The impact of poison, poaching, and habitat loss has been devastating. Without vultures wild carcasses rot, spreading diseases harmful to both wildlife and humans, and harming the balance of ecosystems.
Photograph by Joel Sartore/National Geographic Photo Ark