Winfried Wisniewski / African Lion (Panthera leo) female nuzzling a male, Masai Mara, Kenya

Winfried Wisniewski / Masai Giraffe (Giraffa tippelskirchi), Masai Mara,Kenya

Winfried Wisniewski / European Bee-eater (Merops apiaster) pair, Pleven, Bulgaria

Winfried Wisniewski / Cheetah (Acinonyx jubatus) licking lips, Masai Mara, Kenya

Winfried Wisniewski / African Skimmer (Rynchops flavirostris) skimming, Chobe River National Park, Botswana

Winfried Wisniewski / African Skimmer (Rynchops flavirostris) pair fighting in flight, Chobe River National Park, Botswana

Winfried Wisniewski / African Skimmer (Rynchops flavirostris) pair fighting in flight, Chobe River National Park, Botswana

Winfried Wisniewski / Burchell's Zebra (Equus burchellii), Masai Mara, Kenya

Winfried Wisniewski / Burchell's Zebra (Equus burchellii), Masai Mara, Kenya

Winfried Wisniewski / Masai Giraffe (Giraffa tippelskirchi) males fighting, Masai Mara, Kenya

Winfried Wisniewski / Great White Pelican (Pelecanus onocrotalus), Lake Nakuru, Lake Nakuru National Park, Kenya

Winfried Wisniewski / Great Egret (Casmerodius albus) landing on water, Florida

Winfried Wisniewski / African Lion (Panthera leo) male, Masai Mara National Reserve, Kenya

Winfried Wisniewski / Lesser Flamingo (Phoenicopterus minor) pair flying, Lake Nakuru National Park, Kenya

Winfried Wisniewski / African Lion (Panthera leo) male, Masai Mara National Reserve, Kenya

Winfried Wisniewski / Black Rhinoceros (Diceros bicornis) running, Tsavo East National Park, Kenya

Winfried Wisniewski / Cheetah (Acinonyx jubatus) mother with five cubs on a termite mound, Masai Mara National Reserve, Kenya

Winfried Wisniewski / African Lion (Panthera leo) male, Masai Mara National Reserve, Kenya

Winfried Wisniewski / African Lion (Panthera leo) females playing, Masai Mara National Reserve, Kenya

Winfried Wisniewski / Cheetah (Acinonyx jubatus) pouncing, Africa

Winfried Wisniewski / Cheetah (Acinonyx jubatus) pouncing, Africa

Winfried Wisniewski / Snowy Owl (Nyctea scandiaca) flying, Alaska

Winfried Wisniewski / Leopard (Panthera pardus) walking across bare ground, Africa

Winfried Wisniewski / Blue Wildebeest (Connochaetes taurinus) migrating herd crossing river, Africa

Winfried Wisniewski / African Elephant (Loxodonta africana) mother with calf, Africa

Winfried Wisniewski / African Elephant (Loxodonta africana) mother with calf drinking, Africa

Winfried Wisniewski / Common Crane (Grus grus) portrait, Europe

Winfried Wisniewski / Cheetah (Acinonyx jubatus) close up of face showing 'tear mark' pattern, Africa

Winfried Wisniewski / African Lion (Panthera leo) two males resting, Africa

Winfried Wisniewski / African Lion (Panthera leo) female, Africa

Winfried Wisniewski / Grey Crowned Crane (Balearica regulorum), Masai Mara, Kenya

Winfried Wisniewski / Spur-winged Plover (Vanellus spinosus), Masai Mara, Kenya

Winfried Wisniewski / White-backed Vulture (Gyps africanus), Masai Mara, Kenya

Winfried Wisniewski / Ruppell's Griffon (Gyps rueppellii) walking, Masai Mara, Kenya

Winfried Wisniewski / Ruppell's Griffon (Gyps rueppellii), Masai Mara, Kenya

Winfried Wisniewski / Ruppell's Griffon (Gyps rueppellii) flying, Masai Mara, Kenya

Winfried Wisniewski / Tawny Eagle (Aquila rapax), Masai Mara, Kenya

Winfried Wisniewski / African Lion (Panthera leo) mother with cubs, Masai Mara, Kenya

Winfried Wisniewski / Spotted Hyena (Crocuta crocuta) mother discipling cub, Masai Mara, Kenya

Winfried Wisniewski / Spotted Hyena (Crocuta crocuta) mother discipling cub, Masai Mara, Kenya

Winfried Wisniewski / Spotted Hyena (Crocuta crocuta), Serengeti National Park, Tanzania

Winfried Wisniewski / Black-backed Jackal (Canis mesomelas), Serengeti National Park, Tanzania

Winfried Wisniewski / Hippopotamus (Hippopotamus amphibius) threat yawning, Masai Mara,Kenya

Winfried Wisniewski / Hippopotamus (Hippopotamus amphibius) covered with water lettuce, Masai Mara, Kenya

Winfried Wisniewski / Hippopotamus (Hippopotamus amphibius) walking, Africa

Winfried Wisniewski / Blue Wildebeest (Connochaetes taurinus) migrating herd being filmed by tourists, Serengeti National Park, Tanzania

Winfried Wisniewski / Blue Wildebeest (Connochaetes taurinus) herd running at sunset, Serengeti National Park, Tanzania

Winfried Wisniewski / European Roller (Coracias garrulus) with insect prey, Pleven, Bulgaria