Mike Potts / Fish drying on racks, Varangerfjord, Norway, March 2013.

Tim Laman / Bower of Vogelkop Bowerbird (Amblyornis inornata) decorated with various types of trash and some flowers. West Papua, Indonesia, Dec 2008

Pete Oxford / African elephant drinks in river at sunset, Chobe National Park, Botswanna

Ernie Janes / Discarded drinks can in clump of Birds foot Trefoil (Lotus corniculatus) on Holkham dunes, Norfolk

Luke Massey / Yellow billed cardinal (Paroaria capitata) drinks Pantanal, Brazil.

Ashley Cooper / Greenhouse made from waste plastic drinks bottles in the community garden at Mount Pleasant Ecological Park, Porthtowan, Cornwall, UK.

Ashley Cooper / Greenhouse made from waste plastic drinks bottles in the community garden at Mount Pleasant Ecological Park, Porthtowan, Cornwall, UK. September 2013.

Naskrecki & Guyton / Marabou storks (Leptoptilos crumenifer) hunting Sharpooth catfish (Clarias gariepinus) in the dried up Mussicadzi River. In the background a bushbuck (Tragelaphus sylvaticus) drinks at another small...

Naskrecki & Guyton / Marabou storks (Leptoptilos crumenifer) hunting Sharpooth catfish (Clarias gariepinus) caught in poolsof the Mussicadzi River during the dry season. In the background a Bushbuck (Tragelaphus sylvati...

Nick Upton / Little egret (Egretta garzetta) drinks from a marshland pool after swallowing a fish, fluffs its feathers and walks out of frame, Gloucestershire, England, UK, March.

Rolf Nussbaumer / Sword-billed Hummingbird (Ensifera ensifera) male feeding from passionflower (Passiflora mixta), Papallacta, Ecuador, Andes, South America. January.

Ernie Janes / Discarded drinks can in clump of Bird's-foot-trefoil (Lotus corniculatus), Holkham dunes, Norfolk, UK, July.