Ingo Arndt / Bower of Vogelkop Bowerbird (Amblyornis inornatus) decorated with various types of leafs, beetle wing covers, black and brown fungi, red flowers and blue berries, Arfak Mountains, West Papua, Indonesi...

Ingo Arndt / Common Moorhen (Gallinula chloropus) nest from Germany in collection at Uebersee-Museum, Bremen, Germany.

Ingo Arndt / Male Vogelkop Bowerbird (Amblyornis inornatus) constructing bower roof. Arfak Mountains, West Papua, Indonesia.

Erlend Haarberg / Frost covered European beech tree (Fagus sylvatica) in a snow covered field framed by frosty branches, Calonda, Harghita County, Transylvania, Romania, January.

George Sanker / Mourning Dove (Zenaida macroura) perched on branch in snow, Acadia National Park, Maine, USA, February.

Markus Varesvuo / Black Grouse (Tetrao tetrix) female on frosty branches, Kuusamo, Finland April

Enrique Lopez-Tapia / Crested drongo (Dicrurus forficatus) rear view, Berenty Reserve, Madagascar.

Andy Rouse / Bengal Tiger (Panthera tigris tigris) female 'Noor T39' covering fresh kill with leaves to hide it. Ranthambore National Park, India.

Ernie Janes / Black headed gull (Larus ridibundus) in winter plumage, Titchwell RSPB reserve, Norfolk, England, UK, December.

Ernie Janes / Redshank (Tringa totanus)wading through water with a dead plant in the background, Norfolk, England, UK, November 2013.

Konrad Wothe / Hoatzins (Opisthocomus hoazin) perched in rainforest, Tambopata Reserve, Peru, South America.

Tim Laman / King of Saxony Bird of Paradise (Pteridophora alberti) adult male on calling perch, Southern Highlands province, Papua New Guinea