During the greatest migration of the wildebeest from the Serengeti National park in Tanzania and Maasai Mara National reserve Narok county in Kenya, majority of the wildebeest do die in the Mara river, and the vultures take advantage of it, thanks to the ecosystem.
As ugly as they are these are amazing birds! I was fortunate to get a few shots of them with my visit to the Kruger National Park here in SA...
I guess they're the ugliest animals same to the wildebeest but saw they are very useful to ecosystem especially during the great migration where the feed on the wildebeest carcases