Guy Edwardes / Ruppell's Griffon Vulture (Gyps rueppellii) flying against storm clouds, coming in to land on carcass Serengeti National Park, Tanzania, Africa, February

Edwin Giesbers / Ruppell's Vulture (Gyps rueppellii) group, Tanzania

Melvin Grey / Ruppell's griffon vulture (Gyps rueppellii) adult spreading wings at edge of feeding frenzy, Ndutu, Tanzania

Christophe Courteau / Ruppell's vulture (Gyps rueppellii) coming in to land near carcass. Ndutu Plain. Ngorongoro Conservation Area, Tanzania.

Nick Garbutt / Ruppell's griffon vultures (Gyps rueppellii) over Ol Karien Gorge, Ngorongoro Conservation Area, Tanzania.

David Pattyn / Ruppell's griffon vulture (Gyps rueppellii) flying in to land on carcass. Masai Mara National Reserve, Kenya, August

Cheryl-Samantha Owen / Ruppell's griffon vultures (Gyps rueppellii rueppellii) feeding on a carcass. Serengeti National Park, Tanzania. Endangered species.

Cheryl-Samantha Owen / Ruppell's griffon vultures (Gyps rueppellii rueppellii) feeding on a carcass. Serengeti National Park, Tanzania. Endangered species.

Cheryl-Samantha Owen / Ruppell's Griffon Vulture (Gyps rueppellii rueppellii) flying down to join other vultures on the ground to feed on a carcass, Serengeti National Park, Tanzania. Endangered species.

Constantinos Petrinos / Marabou stork (Leptoptilos crumenifer) and Rppell's griffon vulture (Gyps rueppellii) in tree, with herd of Blue wildebeest (Connochaetes taurinus) grazing. Masai Mara National Reserve, Rift Valley P...

Markus Varesvuo / Rüppell's griffon vulture (Gyps rueppellii) in flight, Spain, September

Markus Varesvuo / Rüppell's griffon vulture (Gyps rueppellii) in flight, Spain, September