Yva Momatiuk & John Eastcott / Leopard (Panthera pardus) large male resting after hunt and devouring its kill, Masai Mara National Reserve, Kenya

Yva Momatiuk & John Eastcott / African Elephant (Loxodonta africana) five year old male calves play push and pull games to test strength and establish dominance, Masai Mara National Reserve, Kenya

Tim Fitzharris / African Elephant (Loxodonta africana) male portrait with long tusks, Kenya

Gerry Ellis / African Elephant (Loxodonta africana) portrait of female, taken with a wide-angle lens, David Sheldrick Wildlife Trust, Tsavo East National Park, Kenya

Anup Shah / Spotted Hyena (Crocuta crocuta) sub-adults at kill, Masai Mara, Kenya

Anup Shah / Spotted Hyena (Crocuta crocuta) juvenile investigating, Masai Mara, Kenya

Anup Shah / Spotted Hyena (Crocuta crocuta) juvenile, Masai Mara, Kenya

Richard Du Toit / Reticulated Giraffe (Giraffa reticulata) tail and legs, Ol Pejeta Conservancy, Kenya

Suzi Eszterhas / Masai Giraffe (Giraffa tippelskirchi) hooves, Masai Mara, Kenya

Suzi Eszterhas / Masai Giraffe (Giraffa tippelskirchi) skin, Masai Mara, Kenya

Suzi Eszterhas / Masai Giraffe (Giraffa tippelskirchi) mouth, Masai Mara, Kenya

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

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

Suzi Eszterhas / Spotted Hyena (Crocuta crocuta) portrait, Masai Mara Reserve, Kenya

Mark Moffett / Jumping Spider that mimics Ant, close-up portrait, Kenya

Mitsuhiko Imamori / Dung Beetle (Scarabaeidae) rolling dung ball, Kenya

Gerry Ellis / Rothschild Giraffe (Giraffa camelopardalis rothschildi) trying to lick camera lens, top-view, Nairobi National Park, Kenya

Gerry Ellis / Mass of shed termite wings after the swarm, Kenya

Yva Momatiuk & John Eastcott / Leopard (Panthera pardus) large male peeking from behind bushes, Masai Mara National Reserve, Kenya

Yva Momatiuk & John Eastcott / Leopard (Panthera pardus) large male resting after hunting and devouring its kill, Masai Mara National Reserve, Kenya

Yva Momatiuk & John Eastcott / Leopard (Panthera pardus) large male resting after hunting and devouring its kill, Masai Mara National Reserve, Kenya

Yva Momatiuk & John Eastcott / Leopard (Panthera pardus) portrait of female, Masai Mara National Reserve, Kenya

Yva Momatiuk & John Eastcott / African Elephant (Loxodonta africana) close-up of front foot, Masai Mara National Reserve, Kenya

Mark Moffett / Jumping Spider (Pachyballus cordiformis) mimics a beetle which is a good defense since predators view beetles as toxic or odious, Kenya

Mark Moffett / Jumping Spider, possibly of the genus hyllus, portrait, Kenya

Gerry Ellis / African Elephant (Loxodonta africana) orphan called Isholta, playing in mud bath, David Sheldrick Wildlife Trust, Tsavo East National Park, Kenya

Tim Fitzharris / Marabou Stork (Leptoptilos crumeniferus) portrait, Kenya

Gerry Ellis / African Elephant (Loxodonta africana) orphan called Malaika, with Natumi, David Sheldrick Wildlife Trust, Tsavo East National Park, Kenya

Mitsuhiko Imamori / African Elephant (Loxodonta africana) close up, Kenya

Anup Shah / Olive Baboon (Papio anubis) juvenile inspecting camera, Masai Mara National Reserve, Kenya

Yva Momatiuk & John Eastcott / Leopard (Panthera pardus) large male resting after hunt and devouring its kill, Masai Mara National Reserve, Kenya

Yva Momatiuk & John Eastcott / Leopard (Panthera pardus) large male resting after hunt and devouring its kill, Masai Mara National Reserve, Kenya

Thomas Mangelsen / African Elephant (Loxodonta africana) male grazing, Kenya

Gerry Ellis / African Elephant (Loxodonta africana) orphan called Lalbon, three week old, shedding his shoes, David Sheldrick Wildlife Trust, Tsavo East National Park, Kenya

Gerry Ellis / African Elephant (Loxodonta africana) orphan, Natumi, six month old, and keeper's feet, David Sheldrick Wildlife Trust, Tsavo East National Park, Kenya

Mark Moffett / Jumping Spider (Phintella aequipes) portrait, Kenya

Yva Momatiuk & John Eastcott / Leopard (Panthera pardus) large male resting after hunt and devouring its kill, Masai Mara National Reserve, Kenya

Gerry Ellis / African Elephant (Loxodonta africana) orphan called Malalka, mothering young Natumi, David Sheldrick Wildlife Trust, Tsavo East National Park, Kenya