Ingo Waschkies / Ruppell's Griffon (Gyps rueppellii), Masai Mara, Kenya

Denis-Huot,Denis-Huot / White-backed Vulture (Gyps Africanus) feeding, Masai-Mara Game Reserve, Kenya

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

Jen Guyton / Rüppell's griffon vulture (Gyps rueppelli) and spotted hyenas (Crocuta crocuta) pick at an elephant (Loxodonta africana) carcass at dawn, Laikipia Plateau, Kenya. This elephant was killed by governme...

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...

Anup Shah / Ruppell's Griffon (Gyps rueppellii) vulture in tree, Masai Mara, Kenya

Hiroya Minakuchi / Ruppell's Griffon (Gyps rueppellii), Masai Mara, Kenya

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

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

Loic Poidevin / Ruppell's vulture (Gyps rueppellii) in flight, Masai Mara, Kenya, October, Endangered species.

Loic Poidevin / Ruppell's vulture (Gyps rueppellii) on ground, Masai Mara, Kenya, October, Endangered species.

Loic Poidevin / Marabou stork (Leptoptilos crumeniferus) fighting with Ruppell's griffon vulture (Gyps rueppellii) over Wildebeest carcass in river, after the migration, Samburu, Kenya, October.

Loic Poidevin / Ruppell's vulture (Gyps rueppellii) in flight, Masai Mara, Kenya, October, Endangered species.

Eric Baccega / Marabou stork (Leptoptilos crumeniferus) and Ruppel's griffon vulture (Gyps rueppelli) feeding on wildbeest carcasses in Mara river. Mara National Reserve, Kenya, Africa.

Eric Baccega / Ruppells griffon vulture flying (Gyps rueppellii) Masai Mara National Reserve, Kenya, Africa.

Eric Baccega / Ruppells griffon vulture flying (Gyps rueppellii) Masai Mara National Reserve, Kenya, Africa.

Eric Baccega / Ruppells griffon vulture flying (Gyps rueppellii) Masai Mara National Reserve, Kenya, Africa.

Oscar Diez / Ruppell's Griffon (Gyps rueppellii), Castile-La Mancha, Spain

Winfried Wisniewski / White-backed Vulture (Gyps africanus) pair and Ruppell's Griffon (Gyps rueppellii), Serengeti National Park, Tanzania

Charlie Summers / Ruppell's Griffon Vultures (Gyps rueppellii), on zebra carcass and in far left with two White-backed Vultures (Gyps africanus) at the front and back. Serengeti, Tanzania.

Charlie Summers / Ruppell's Griffon Vulture (Gyps rueppellii) on Plains Zebra (Equus quagga) carcass, displaying dominance behaviour, Serengeti, Tanzania.

Diane McAllister / Ruppell's griffon vultures (Gyps rueppellii) and one White-backed vulture (Gyps africanus) taking turns to feed on a zebra carcass, Tanzania, Africa.

Thomas Rabeil / Lappet Faced Vultures (Torgos tracheliotos) and Ruppell's Vulture (Gyps rueppellii) perched and on ground. Dilia Achetinamou, Termit Tin Toumma National Park, Sahelo-Saharan Biome, Niger.

Laurent Geslin / Ruppell's griffon vulture (Gyps rueppelli) perched on carcas of dead Wildebeest in river, Masai Mara reserve, Kenya

Laurent Geslin / Ruppell's griffon vultures (Gyps rueppelli) feeding on carcass, Masai Mara reserve, Kenya

Laurent Geslin / Ruppell's griffon vulture (Gyps rueppelli) in flight, landing, Masai Mara reserve, Kenya

Tui De Roy / Ruppell's Griffon (Gyps rueppellii) and White-backed Vulture (Gyps africanus) group, Solio Game Reserve, Kenya

Tui De Roy / Lappet-faced Vulture (Torgos tracheliotus) and Ruppell's Griffon (Gyps rueppellii) group feeding on male Grant's Gazelle (Nanger granti) carcass, Ol Pejeta Conservancy, Kenya

Tui De Roy / Black-backed Jackal (Canis mesomelas) trying to scare away Ruppell's Griffons (Gyps rueppellii) from male Grant's Gazelle (Nanger granti) carcass, Ol Pejeta Conservancy, Kenya

Guy Edwardes / Ruppell's Griffon Vulture (Gyps rueppellii) flying low over grassland, Serengeti National Park, Tanzania, Africa, February

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

Guy Edwardes / Ruppell's Griffon Vulture (Gyps rueppellii) standing on ground, with foot raised in threat display Serengeti National Park, Tanzania, Africa, February

Guy Edwardes / Ruppell's Griffon Vulture (Gyps rueppellii) in flight Serengeti National Park, Tanzania, Africa, February

Guy Edwardes / Three Ruppell's Griffon Vultures (Gyps rueppellii) feeding on wildebeest carcass on the short grass plains of the Serengeti National Park, Tanzania, Africa, February

Patricio Robles Gil / Ruppell's griffon vulture (Gyps rueppelli) perched, Simien Mountains NP, Ethiopia

Patricio Robles Gil / Rupell's griffon vulture (Gyps rueppelli) perched, Simien Mountains NP, Ethiopia

Patricio Robles Gil / Ruppell's griffon vulture {Gyps rueppelli} with wings outstretched, Simien Mountains NP, Ethiopia

Patricio Robles Gil / Ruppell's vulture (Gyps rueppellii) aggressive posture, Simien Mountains NP, Ethiopia.

Suzi Eszterhas / Ruppell's Griffon (Gyps rueppellii), Serengeti National Park, Tanzania

Suzi Eszterhas / Ruppell's Griffon (Gyps rueppellii), Serengeti National Park, Tanzania

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

Kevin Schafer / Ruppell's Griffon (Gyps rueppellii) calling, Serengeti National Park, Tanzania

Suzi Eszterhas / Ruppell's Griffon Vultures {Gyps rueppellii} feeding on wildebeest carcasses in Mara River, Kenya

Suzi Eszterhas / Ruppell's Griffon Vultures {Gyps rueppellii} feeding on wildebeest carcasses in Mara River, Kenya

Ingo Arndt / Ruppell's Griffon (Gyps rueppellii) flying, Masai Mara National Reserve, Kenya

Anup Shah / Ruppell's griffon vulture {Gyps rueppellii} perched on rock in stream, wings spread, Masai Mara GR, Kenya

Anup Shah / Ruppell's griffon vulture {Gyps rueppellii} feeding on carcass, Masai Mara GR, Kenya

Mary McDonald / Group of Ruppell's griffon vultures {Gyps rueppellii} on the ground, Masai Mara Game Reserve, Kenya

Suzi Eszterhas / Black-backed Jackal (Canis mesomelas) facing off with Ruppell's Griffon (Gyps rueppellii), Masai Mara, Kenya

Suzi Eszterhas / Black-backed Jackal (Canis mesomelas) pair scavenging wildebeest carcass along with Ruppell's Griffons (Gyps rueppellii), Masai Mara, Kenya

Suzi Eszterhas / Ruppell's Griffin (Gyps rueppellii) and White-backed Vultures (Gyps africanus) scavenging a zebra carcass, Ngorongoro Conservation Area, Tanzania, east Africa

Nick Garbutt / Ruppell's griffon vulture in flight (Gyps rueppellii) Serengeti NP, Tanzania

Michael Hutchinson / Ruppell's Griffon Vulture (Gyps rueppellii), Lewa Downs clearly showing naked shoulder patches, Kenya

Michael Hutchinson / Ruppell's Griffon Vulture (Gyps rueppellii) clearly showing naked shoulder patches, Lewa Downs, Kenya

Suzi Eszterhas / Ruppell's Griffon (Gyps rueppellii) and White-backed Vulture (Gyps africanus) group feeding on Zebra carcass, Tanzania, east Africa

Suzi Eszterhas / Ruppell's Griffon (Gyps rueppellii) portrait, Masai Mara Reserve, Kenya

Suzi Eszterhas / Ruppell's Griffon (Gyps rueppellii) profile, Masai Mara Reserve, Kenya

Pete Oxford / Ruppell's Griffon (Gyps rueppellii) pair, Africa

Pete Oxford / Ruppell's Griffon (Gyps rueppellii) pair, Africa

ZSSD / Ruppell's Griffon (Gyps rueppellii), native to Africa

Jabruson / Ruppell's griffon vulture (Gyps rueppelli) scavenging at Kob carcass, Rwindi Plain, Democratic Republic of Congo

Anup Shah / Silhouette of Ruppell's griffon vultures {Gyps rueppellii} and Whitebacked vultures perched in tree at sunset, Serengeti NP, Tanzania

Anup Shah / Ruppell's griffon vulture {Gyps rueppellii} Serengeti NP, Tanzania

WILLIAM OSBORN / Ruppell's griffon vulture {Gyps rueppellii} Maasai Mara, Kenya

Suzi Eszterhas / Ruppell's griffon vulture head and neck portrait{Gyps rueppelli} Masai Mara Reserve, Kenya

Suzi Eszterhas / Ruppell's griffon vulture {Gyps rueppelli} Masai Mara Reserve, Kenya

Suzi Eszterhas / Ruppell's griffon vulture {Gyps rueppelli} Masai Mara Reserve, Kenya

Paul Hobson / Ruppels Vulture hissing {Gyps rueppellii} Masai Mara, Kenya.

Luiz Claudio Marigo / Two Rupell's griffon vulture {Gyps rueppellii} Masai Mara GR, Kenya

Anup Shah / Profile of Ruppell's griffon vulture head {Gyps ruepellii} Masai Mara reserve, Kenya

Anup Shah / Profile of Ruppells griffon vulture head {Gyps rueppellii} Masai Mara reserve, Kenya

Anup Shah / Ruppell's griffon vultures {Gyps rueppellii} competing for carcass and Marabou storks, Masai Mara reserve, Kenya

Anup Shah / Ruppell's griffon vultures dispute {Gyps rueppellii} Serengeti NP Tanzania, East Africa

Anup Shah / Ruppell's griffon vulture wings open in aggressive posture {Gyps rueppellii} Serengeti NP Tanzania, East Africa

Anup Shah / Ruppell's griffon vulture attacking another {Gyps rueppellii} Serengeti NP Tanzania, Est Africa

Anup Shah / Rear view of Ruppell's vulture with outstretched wings warming in sun {Gyps rueppellii} Serengeti NP Tanzania

Anup Shah / Ruppell's griffon vultures dispute on zebra kill {Gyps rueppellii} Masai Mara, Kenya

Peter Blackwell / Ruppell's griffon vulture {Gyps rueppellii} flying low over savanna, Masai Mara NR, Kenya

Bernard Castelein / Ruppell's griffon vulture (Gyps rueppellii) feeding on carcass, Serengeti NP, Tanzania.

John Downer / Ruppell's griffon vulture in flight. Kenya

Staffan Widstrand / Ruppells griffon vultures feed on carcass {Gyps rueppellii} Kenya

Winfried Wisniewski / Ruppell's Griffon (Gyps rueppellii) perching on snag, Africa

Winfried Wisniewski / Ruppell's Griffon (Gyps rueppellii) flock gathering to feed on carcass, Africa

Winfried Wisniewski / Ruppell's Griffon (Gyps rueppellii) pair perching on snag, Africa

Winfried Wisniewski / Ruppell's Griffon (Gyps rueppellii) portrait, Africa

ZSSD / Ruppell's Griffon (Gyps rueppellii) juvenile portrait, native to Africa

ZSSD / Ruppell's Griffon (Gyps rueppellii) portrait, native to Africa

Martin van Lokven / Ruppell's Griffon (Gyps rueppellii) at sunrise, Ngorongoro Conservation Area, Tanzania