Peter Blackwell / Male Thomson's gazelle (Gazella thomsoni) scent marking vegetation from gland on face, Masai Mara Game Reserve, Kenya

Richard Du Toit / Bontebok {Damaliscus dorcas} female with calf, South Africa

TJ Rich / Rothschild's Giraffe (Giraffa camelopardalis rothschildi) Lake Nakuru NP, Kenya

Peter Blackwell / Young Blue duiker {Philantomba / Cephalophus monticola} Kenya

Peter Blackwell / Young Blue duiker {Philantomba / Cephalophus monticola} Kenya

Richard Du Toit / Warthog {Phacochoerus aethiopicus) female with piglets outside burrow, MalaMala GR, South Africa

Richard Du Toit / Warthog {Phacochoerus aethiopicus) female with piglets outside burrow, MalaMala GR, South Africa

Richard Du Toit / Warthog {Phacochoerus aethiopicus) female with piglets outside burrow, MalaMala GR, South Africa

Peter Blackwell / two Lionesses {Panthera leo} killing Zebra, Masai Mara GR, Kenya

Peter Blackwell / Coke's hartebeest {Alcelaphus buselaphus cokii} adult with juvenile, Masai Mara GR, Kenya, with dark storm clouds behind

Richard Du Toit / Female warthog (P. aethiopicus) with piglets. Mala Mala Game Reserve, South Africa.

John Cancalosi / Springbok {Antidorcas marsupialis} South Africa