Richard Du Toit / Game viewing safari at night, tourists watching lion pride at kill. Mala Mala Game Reserve.

Richard Du Toit / African Elephants and game viewing vehicles. Africa. Tourism

Staffan Widstrand / Killer whale {Orcinus orca} safari, ecotourism. Tysfjord, Norway.

Barrie Britton / Sumatran tiger juvenile head portrait (Panthera tigris sumatrae) Indonesia.

Pete Oxford / Toursits watching and photographing Black rhino {Diceros bicornis} Matusadona NP, Zimbabwe

Yva Momatiuk & John Eastcott / Cheetah (Acinonyx jubatus) female on safari vehicle scanning savannah, Masai Mara National Reserve, Kenya

Des Bartlett / Michaela Dennis, presenter of On Safari, with pet chimp, July 1961

E.A. KUTTAPAN / Tourists viewing Bengal tigers from elephant back {Panthera t tigris} Bandhavgarh NP India

E.A. KUTTAPAN / Tourists viewing Bengal tigers from elephant back {Panthera t tigris} Bandhavgarh NP India