Tony Wu / Zoarchias major eelpouts. (Zoarchias major) The orange individual is female, the one in the hole is male. The female has approached the male, curled around him, attempting to dislodge the male from th...

John Chan / Elegant tern (Thalasseus elegans) with a broken wing, attempting to take off, Southern California, USA, April.

Jed Weingarten / Wild Wonders of China / Injured Muntjac (Muntiacus reevesi) swimming in a small creek after unsuccessfully attempting to jump across it. This muntjac was unable to get out of the creek himself, and was later rescued by the p...

John Waters / Pair of Sea lampreys (Petromyzon marinus) spawning, one attempting to move a rock, River Wye, UK, June.

Peter Bassett / Pair of Gentoo penguins (Pygoscelis papua) courting and attempting to mate, Neko Harbour, Andvord Bay, Graham Land, Antarctica.

Joris van Alphen / Montagu's harrier (Circus pygargus) mother attempting to shelter her chicks from the rain, Flevoland, the Netherlands. July.

Mark Bowler / Black spider monkey (Ateles chamek) calling, captive, Peru.

Erlend Haarberg / Arctic fox (Alopex lagopus) adult barking on rocks, Dovrefjell-Sunndalsfjella National Park, Norway, July.

Sam Hobson / Peregrine falcon (Falco peregrinus), adult male landing on building. Bristol, UK. March.

Loic Poidevin / Grizzly bear (Ursus arctos horribilis) attempting to catch salmon leaping up rapids, Katmai National Park, Alaska, USA

David Pattyn / Little egret (Egretta garzetta )attempting to catch fish, Camargue, France, July

Will Watson / Group of men attempting to rescue a vehicle stuck in flood water, River Camerones, Manabi province Ecuador. February 2012. No release available.