Winfried Wisniewski / Augur Buzzard (Buteo rufofuscus) at feeding station, Giant's Castle National Park, South Africa

Winfried Wisniewski / Augur Buzzard (Buteo rufofuscus) flying at feeding station, Giant's Castle National Park, South Africa

Wim van den Heever / Augur Buzzard (Buteo augur) in flight above grassland, Ngorongoro Crater, Tanzania

Enrique Lopez-Tapia / Augur buzzard (Buteo rufofuscus) perched on a giant lobelia (Lobelia rhynchopetalum), in the mist. Sanetti Plateau, Bale Mountains National Park. Ethiopia, November 2014

Loic Poidevin / Augur buzzard (Buteo augur) alert standing on mound of soil, Masai Mara, Kenya, October.

Loic Poidevin / Augur buzzard (buteo augur) perched on Acacia, Masai Mara, Kenya, October.

Will Burrard-Lucas / Augur buzzard (Buteo augur) perched on a giant lobelia. Bale Mountains National Park, Ethiopia.

Will Burrard-Lucas / Augur Buzzard (Buteo augur) Web Valley, Bale Mountains National Park, Ethiopia.

Christine Jung / Augur Buzzard (Buteo rufofuscus), Kgalagadi Transfrontier Park, Northern Cape, South Africa

Mike Wilkes / Augur Buzzard (Buteo augur) perched on ground, Ngorongoro Crater, Tanzania.

Denis-Huot / Augur buzzard (Buteo rufofuscus) portrait, Nakuru National Park, Kenya

Denis-Huot / Augur buzzard (Buteo rufofuscus) portrait, Nakuru National Park, Kenya