Ingo Arndt / King Penguin (Aptenodytes patagonicus) young chick, Jason Harbour, South Georgia Island, February

Alan Murphy/ BIA / Downy Woodpecker (Picoides pubescens) female, Alaska

Stefan Christmann / Emperor Penguin (Aptenodytes forsteri) molting chick, Queen Maud Land, Antarctica

Stefan Christmann / Emperor Penguin (Aptenodytes forsteri) parents with chick, Queen Maud Land, Antarctica

Stefan Christmann / Emperor Penguin (Aptenodytes forsteri) parent with chick, Queen Maud Land, Antarctica

Stefan Christmann / Emperor Penguin (Aptenodytes forsteri) chicks, Queen Maud Land, Antarctica

Floris van Breugel / Emerging spring leaves adorn the mossy trees - Vine Maple (Acer circinatum) and Alder (Alnus rubra) in Mt Baker - Snoqualmie National Forest. Washington. April 2013

Cyril Ruoso / Greylag Goose (Anser anser) gosling, Austria

Matthew Maran / Canada goose (Branta canadensis) gosling portrait, Hornsey, London, UK May

Sandra Bartocha / European white birch / Downy Birch (Betula pubescens) and Common Heather (Calluna vulgaris), Reicherskreuzer Heide, Schlaubetal, Germany, August

Sandra Bartocha / Downy / European white birch (Betula pubescens) tree trunks in the mist, Waldstadt, Potsdam, Germany, November

Sandra Bartocha / Forest view of trunks of Scots Pine (Pinus sylvestris), Downy European white birch (Betula pubescens) and European Beech (Fagus sylvatica) trees, Muritz National Park, Germany, November