Close-up of face and neck of emu, Ostrich Safari Park, Oudsthoorn, South Africa, Africa

Ostrich in Ostrich Safari Park, Oudsthoorn, South Africa, Africa

Ostrich in Ostrich Safari Park, Oudsthoorn, South Africa, Africa

Ostriches (Struthio camelus), Nxai Pan National Park, Botswana, Africa

African ostriches (Struthio camelus), mating, Etosha National Park, Namibia, Africa

Close-up of male common ostrich (Struthio camelus) in profile in Serengeti National Park, Tanzania

Panorama of male common ostrich (Struthio camelus) on horizon in Serengeti National Park, Tanzania

Male common ostrich (Struthio camelus) walking silhouetted on horizon in Serengeti National Park, Tanzania

Male ostrich (Struthio camelus) walking on lush grassy plain, Serengeti National park, Tanzania

A common ostrich's head, Struthio camelus, opens its mouth while drinking water, looking away, ripples in water, long eyelashes, Londolozi Game Reserve, Sabi Sands, Greater Kruger National Park, South Africa

Three common ostriches, Struthio camelus, stand with their heads up and bent down, male and female, Londolozi Game Reserve, Sabi Sands, Greater Kruger National Park, South Africa