Ingo Arndt / Bower of Vogelkop bowerbird (Amblyornis inornatus) front entrance of bower decorated with red fruit and acorns, Arfak Mountains, West Papua, Indonesia.

Ingo Arndt / Baya weaver (Ploceus philippinus) male flying to nest entrance, Singapore

Ingo Arndt / Green tree ant (Oecophylla smaragdina) group on entrance from nest, built from woven leaves, Northern Territory, Kakadu National Park, Australia.

Bruno D'Amicis / Young Fennec fox (Vulpes zerda) cub, offered for sale to the photographer by the young man who trapped it in the desert. Kebili Region, Tunisia. May 2014. Winner of the World in our Hands category, Wi...

Eric Medard / Barn owl (Tyto alba) flying through barn door at night, taken with infra red remote camera trap, Mayenne, Pays de Loire, France, November.

Pål Hermansen,Pal Hermansen / Blue tit (Cyanistes caeruleus) with food in its beak at the entrance to its nest in the exhaust pipe of an old car, Bastnas, Sweden, June. Winner of the Fritz Polking Prize at the GDT competition 2013...

Franco Banfi / Two women snorkeling in front of the cave, Raja Ampat, Irian Jaya, West Papua, Indonesia, Pacific Ocean. Model released.

Juergen Freund / Bornean Orangutan (Pongo pygmaeus wurmbii) - 'Siswi' sawing a piece of firewood, Camp Leakey, Tanjung Puting National Park, Borneo, Central Kalimantan, Indonesia

Axel Gomille,Axel Gomille / Goat keeper with baby and domestic goat (Capra aegagrus hircus) Thar Desert, Rajasthan, India

Ashley Cooper / Security guards at one of the entrances to Sellafield nuclear power station near Seascale, West Cumbria, England, UK, February 2013

Dave Bevan / Pairs of Sand martins (Riparia riparia) at entrances to nest holes in bank of coal waste, Carmarthenshire, Wales, UK, April.

Nick Upton / Swift nestbox on a house wall alongside hollow "swift brick" entrances to nest boxes in a roof space, Worlington, Suffolk, UK, July.