Wild Wonders of Europe / Arndt / Mouflon (Ovis musimon) male on rock look out, Parc naturel regional du Haut-Languedoc, Caroux, France, July 2009

Ingo Arndt / Two Alpine marmots on look out {Marmota marmota} Hohe Tauern NP, Austria

Ingo Arndt / Alpine marmots on look out {Marmota marmota} Hohe Tauern NP, Austria

Staffan Widstrand / Hoatzin birds (Opisthocomus hoazin) perched on branch, Napo wildlife lodge, Amazonas, Ecuador, South America, April.

Andy Trowbridge / Puffin (Fratercula arctica) standing on Sea thrift (Armeria maritima) with wings out stretched with a beak full of sand eels. Close-up portrait. Fair Island, Shetland Islands, Scotland, July.

Andy Trowbridge / Common / Harbour seal (Phoca vitulina) looking out of water with bee hovering above its nose. Shetland Islands, Scotland, UK, July.

Kirkendall-Spring / View over the Campbell Lakes with stormy clouds at dusk, viewed from Walker Valley Overlook in Hart Mountain National Antelope Refuge, Oregon, USA, May 2013.

Terry Whittaker,Terry Whittaker / Water Vole (Arvicola amphibius) emerging from pipe at side of river, Kent, UK, December

Kristel Richard / Wild meerkats (Suricata suricatta) habituated to humans standing alert on local guide, Makgadikgadi Pans, Kalahari desert, Botswana.

Kristel Richard / Wild meerkats (Suricata suricatta) habituated to humans acting as sentry and standing alert on local guide's head for height, Makgadikgadi Pans, Kalahari desert, Botswana. No release available.

Eric Baccega / Grizzly bear female on look out with four young cubs {Ursus arctos horribilis} Alaska, US

Pete Oxford / Cheetah using tourist vehicle as look out point, Okavango Delta, Botswana, Africa.