Bernard Castelein / Asiatic Elephant (Elephas maximus) walking with its trunk in its mouth. Kaziranga National Park, Assam, India, February.

David Tipling / Eagle hunters with golden eagles (Aquila chrysaetos) on route to the Eagle Hunters festival near Ulgii Western Mongolia, October 2009. Winner of the Indigenous Cultures Award in Nature's Best Competit...

Tim Laman / Red Bird of Paradise (Paradisaea rubra) adult male at lek display site in the top of a canopy tree. Batanta Island, Papua, Indonesia. Near-threatened.

Tim Laman / Goldie's Bird of Paradise (Paradisaea decora) male perched, Fergusson Island, Milne Bay Province, Papua New Guinea. Near-theatened

Tim Laman / King of Saxony Bird of Paradise (Pteridophora alberti) male displaying on display perch, Enga Province, Papua New Guinea.

Tim Laman / Magnificent Bird of Paradise (Cicinnurus magnificus) male perched, Arfak Mountains, Papua, Indonesia.

Tim Laman / Wilson's Bird of Paradise (Cicinnurus respublica) male, Batanta Island, Papua, Indonesia, Near-threatened.

Bernard Castelein / Rufous / Indian treepie {Dendrocitta vagabunda} searching for insects on deer, Panna NP, Madhya Pradesh, India

Bernard Castelein / Southern plains grey / Hanuman langur {Semnopithecus dussumieri} with baby, Madhav NP, Madhya Pradesh, India

Bernard Castelein / House crow {Corvus splendens} in flight carrying food in beak, Jamuna river, Agra, Uttar Pradesh, India

Bernard Castelein / Southern plains grey / Hanuman langur {Semnopithecus dussumieri} pregnant female on temple Mandore temple, Jodhpur, India

Roland Seitre / Southern bluefin tuna (Thunnus maccoyii) for sale on the fresh fish market auction in Tokyo, Japan, 24 hours after culling from a fish farm off Southern Australia.