Staffan Widstrand / Tawny eagle (Aquila rapax) in flight, about to land, Zimanga Private Nature Reserve, KwaZulu Natal, South Africa

Winfried Wisniewski / Tawny Eagle (Aquila rapax) flying, KwaZulu-Natal, South Africa

Anup Shah / Tawny eagle {Aquila Rapax} defending Lesser flamingo carcass from scavenging Sacred ibis{Threskiornis aethopicus} and Marabou storks {Leptoptilos crumeniferus} Lake Nakuru, Kenya.

Anup Shah / Three Tawny eagles {Aquila Rapax} feeding on Lesser flamingo carcass, surrounded byMarabou storks {Leptoptilos crumeniferus} Lake Nakuru, Kenya.

John Downer / Tawny eagle {Aquila rapax} feeding on Zebra carcass, Zimbabwe

Ann & Steve Toon / Tawny eagle (Aquila rapax) in flight, Zimanga private game reserve, KwaZulu-Natal, South Africa.

Staffan Widstrand / Tawny eagle (Aquila rapax) feeding on carcass, Zimanga Private Nature Reserve, KwaZulu Natal, South Africa

Staffan Widstrand / Tawny eagle (Aquila rapax) calling, Zimanga Private Nature Reserve, KwaZulu Natal, South Africa

Staffan Widstrand / Tawny eagle (Aquila rapax), and Pied Crow, (Corvus albus) feeding on warthog carcass, Zimanga Private Nature Reserve, KwaZulu Natal, South Africa

Staffan Widstrand / Tawny eagle (Aquila rapax), and Pied Crow, (Corvus albus) two feeding on warthog carcass, Zimanga Private Nature Reserve, KwaZulu Natal, South Africa

Staffan Widstrand / Tawny eagle (Aquila rapax), on a Zebra carcass, Zimanga Private Nature Reserve, KwaZulu Natal, South Africa

Staffan Widstrand / Tawny eagle (Aquila rapax), on a Bush Pig carcass, Zimanga Private Nature Reserve, KwaZulu Natal, South Africa

Richard Du Toit / Tawny eagle (Aquila rapax) Kruger National Park, Limpopo Province, South Africa

Richard Du Toit / Tawny eagle (Aquila rapax) on ground, Kgalagadi Transfrontier Park, South Africa.

Ann & Steve Toon / Tawny eagles (Aquila rapax) fighting, Zimanga private game reserve, KwaZulu-Natal, South Africa.

Ann & Steve Toon / Tawny eagles (Aquila rapax) fighting, Zimanga Private Game Reserve, KwaZulu-Natal, South Africa.

Ann & Steve Toon / Tawny eagle (Aquila rapax) with Marabou (Leptoptilos crumenifer) Zimanga Private Game Reserve, KwaZulu-Natal, South Africa.

Ann & Steve Toon / Marabou (Leptoptilos crumenifer) sitting next to Tawny eagle (Aquila rapax) Zimanga Private Game Reserve, KwaZulu-Natal, South Africa.

Guy Edwardes / Tawny eagle (Aquila rapax), two perching on branches. Savuti, Botswana.

Guy Edwardes / Tawny eagle (Aquila rapax) perched on branch, Savuti, Botswana.

Guy Edwardes / Tawny eagle (Aquila rapax) perched on branch, Savuti, Botswana.

Winfried Wisniewski / Tawny Eagle (Aquila rapax), KwaZulu-Natal, South Africa

Nick Garbutt / Tawny eagle (Aquila rapax) in flight, coming into land on carcass. Ndutu, Ngorongoro Conservation Area / Serengeti Tanzania.

Nick Garbutt / Tawny eagle (Aquila rapax) in flight, coming into land on carcass. Ndutu, Ngorongoro Conservation Area / Serengeti Tanzania.

Ann & Steve Toon / Tawny eagle (Aquila rapax), Zimanga Private Game Reserve, KwaZulu-Natal, South Africa.

Ann & Steve Toon / Tawny eagle (Aquila rapax) on carcass, Zimanga Private Game Reserve, KwaZulu-Natal, South Africa.

Ann & Steve Toon / Tawny eagles (Aquila rapax), Kgalagadi Transfrontier Park, Northern Cape, South Africa.

Hermann Brehm / Tawny Eagle (Aquila rapax) taking off, Little Kwara, Botswana June

Christophe Courteau / Tawny eagle (Aquila rapax) perched on rocks, South Africa

Sergey Gorshkov / Helmeted guineafowl (Numida meleagris) and Tawny eagle

Marius Bast/ BIA / Tawny Eagle (Aquila rapax) feeding on carrion, Kenya

Marius Bast/ BIA / Tawny Eagle (Aquila rapax) pair feeding on carrion, Kenya

David Pattyn / Tawny eagle (Aquila rapax) in flight. Samburu game Reserve, Kenya, Africa. August

Neil Aldridge / Tawny eagle (Aquila rapax) perched on a dead tree stump on the banks, Zibadianja Lagoon,,Selinda Reserve, Botswana.

Neil Aldridge / Tawny eagle (Aquila rapax) perched on a dead tree stump on the banks, Zibadianja Lagoon,,Selinda Reserve, Botswana.

Neil Aldridge / Tawny eagle (Aquila rapax) perched in a tree, Kruger National Park, South Africa.

Ann & Steve Toon / Tawny eagle (Aquila rapax) in acacia tree, Kgalagadi Transfrontier Park, South Africa, January

Richard Du Toit / Tawny Eagle (Aquila rapax) pair in flight, Kgalagadi Transfrontier Park, Northern Cape Province, South Africa, February.

Richard Du Toit / Tawny Eagle (Aquila rapax) pair in flight, Kgalagadi Transfrontier Park, Northern Cape Province, South Africa, February.

Richard Du Toit / Tawny Eagle (Aquila rapax) pair in flight, Kgalagadi Transfrontier Park, Northern Cape Province, South Africa, February.

Loic Poidevin / Tawny eagle (Aquila rapax) on banch, Samburu, Kenya, October.

Loic Poidevin / Tawny eagle (Aquila rapax) portrait, on branch, Samburu, Kenya, October.

Loic Poidevin / Tawny eagle (Aquila rapax) on branch, Samburu, Kenya, October.

Loic Poidevin / Tawny eagle (Aquila rapax) perched on branch in wind, Samburu, Kenya, October.

Loic Poidevin / Tawny eagle (Aquila rapax) perched on branch, Samburu, Kenya, October.

Loic Poidevin / Tawny eagle (Aquila rapax) perched on branch, Samburu, Kenya, October.

Will Burrard-Lucas / Tawny eagle (Aqulla rapax)Web Valley, Bale Mountains. Bale Mountains National Park, Ethiopia.

Will Burrard-Lucas / Tawny eagle (Aquila rapax) juvenile flying past the Ethiopian wolf den looking to collect scraps of food. Bale Mountains National Park, Ethiopia.

Will Burrard-Lucas / Tawny eagle (Aquila rapax) searching for food on the ground, Bale Mountains National Park, Ethiopia.

Will Burrard-Lucas / Tawny eagle (Aquila rapax) taking off, Bale Mountains National Park, Ethiopia.

Loic Poidevin / Tawny eagle (Aquila rapax) Masai Mara NP, Kenya.

Mike Wilkes / Tawny Eagle (Aquila rapax) perched on Acacia tree, Serengeti, Tanzania.

Mike Wilkes / Tawny Eagle (Aquila rapax) landing on Acacia tree, Serengeti, Tanzania.

Eric Baccega / Tawny eagle (Aquila rapax) perched, Masai Mara National Reserve, Kenya, Africa.

Christine Jung / Tawny Eagle (Aquila rapax), Kgalagadi Transfrontier Park, Northern Cape, South Africa

Tony Heald / Tawny Eagle (Aquila rapax) Kgalagadi Transfrontier Park, South Africa. January

Tony Heald / Tawny Eagle (Aquila rapax) Kgalagadi Transfrontier Park, South Africa. January

Anup Shah / Tawny eagle (Aquila rapax) scavenging after a kill, Masai Mara National Reserve, Kenya. March

Christophe Courteau / Tawny eagle (Aquila rapax) perched in a tree in the early morning, with full moon setting behind. Okavango Delta, Botswana

Christophe Courteau / Tawny eagle (Aquila rapax) perched in a tree in the early morning, with full moon setting behind. Okavango Delta, Botswana

Charlie Summers / Tawny eagle (Aquila rapax) advancing on another unseen Eagle using an aggressive posture. This is the light phase of the Tawny eagle. Ngorongoro Crater, Tanzania, February

Charlie Summers / Tawny eagle (Aquila rapax) portrait, Serengeti National Park, Tanzania, February

Charlie Summers / Tawny Eagle (Aquila rapax) at sunrise, Serengeti National Park, Tanzania, March

Ann & Steve Toon / Tawny eagle (Aquila rapax) pair perched on branch, Kgalagadi Transfrontier Park, South Africa, February

Richard Du Toit / Tawny Eagle (Aquila rapax) brown and white morph, Kgalagadi Transfrontier Park, Botswana

Richard Du Toit / Tawny Eagle (Aquila rapax) mobbed by Fork-tailed Drongos (Dicrurus adsimilis), Kgalagadi Transfrontier Park, South Africa

Anup Shah / Tawny eagle (Aquila rapax) perched on tree Masai Mara National Reserve, Kenya

Anup Shah / Immature Tawny eagle (Aquila rapax) perched on stump, Masai Mara National Reserve, Kenya

Anup Shah / Tawny eagle (Aquila rapax) perched on tree, Masai Mara National Reserve, Kenya

Charlie Summers / Tawny Eagle (Aquila rapax) surrounded by feathers it has plucked from its kill, a Helmeted Guinea Fowl. Kruger National Park, South Africa, September.

Tui De Roy / Tawny Eagle (Aquila rapax), Ol Pejeta Conservancy, Kenya

Tui De Roy / Tawny Eagle (Aquila rapax), Ol Pejeta Conservancy, Kenya

Juan Carlos Munoz / Tawny eagle (Aquila rapax) in flight. Simien Mountains, Ethiopia, Feb 2010

Juan Carlos Munoz / Rear view of Tawny eagle (Aquila rapax) in flight. Simien Mountains, Ethiopia, Feb 2010

Charlie Summers / Tawny Eagle (Aquila rapax) perched in the top of a dead Palm tree, Amboseli National Park, Kenya, East Africa

Charlie Summers / Two Tawny eagles (Aquila rapax) one in light phase and the other in dark phase, perched on tree branch, Kgalagadi TB Park of South Africa

Christophe Courteau / Tawny eagle (Aquila rapax) perched, South Africa, June.

Guy Edwardes / Tawny Eagle (Aquila rapax) perched on exposed rock in grassland, Serengeti National Park, Tanzania, Africa, February

Anup Shah / Tawny eagle (Aquila rapax) perched on a branch of a dead tree, calling. Masai Mara National Reserve, Kenya. March.

Vincent Grafhorst / Tawny Eagle (Aquila rapax) flying, Gaborone Dam, Botswana

Vincent Grafhorst / Tawny Eagle (Aquila rapax) flying, Gaborone Dam, Botswana

Vincent Grafhorst / Tawny Eagle (Aquila rapax) flying, Gaborone Dam, Botswana

Patricio Robles Gil / Tawny eagle (Aquila rapax) perched, watching for possible attack by bird of prey, Simien Mountains NP, Ethiopia

Patricio Robles Gil / Tawny eagle (Aquila rapax) perched, Simien Mountains NP, Ethiopia

Patricio Robles Gil / Tawny eagle (Aquila rapax) in flight, Simien Mountains NP, Ethiopia

Patricio Robles Gil / Tawny eagle (Aquila rapax) portrait, Simien Mountains NP, Ethiopia

Patricio Robles Gil / Tawny eagle (Aquila rapax) Simien Mountains NP, Ethiopia

Patricio Robles Gil / Tawny eagle (Aquila rapax) with wings raised, Simien Mountains NP, Ethiopia

Patricio Robles Gil / Tawny eagle (Aquila rapax) perched, Simien Mountains NP, Ethiopia

Suzi Eszterhas / Tawny Eagle (Aquila rapax), Masai Mara National Reserve, Kenya

Richard Du Toit / Tawny Eagle {Aquila rapax} perched, Kruger NP, South Africa

Richard Du Toit / Tawny Eagle (Aquila rapax), Chobe River, Botswana

Edwin Giesbers / Two Tawny eagles (Aquila rapax) fighting over bird carcass, Tanzania

Edwin Giesbers / Tawny eagle (Aquila rapax) in flight, Tanzania

Edwin Giesbers / Tawny eagle (Aquila rapax) in flight, Tanzania

Edwin Giesbers / Tawny eagle (Aquila rapax) in flight, Tanzania