Sven Zacek / Broken ice covered in snow at sunset, on the shore of Lake Vortsjarv, gathered to shore by extreme winds, Estonia. December 2014.

Sven Zacek / Roe deer (capreolus capreolus) buck with velvet antlers and fawn, Tartumaa, Estonia, March.

Staffan Widstrand / Great white egret (Egretta alba or Ardea alba) catching cyprionid fish or carp in fish farm, Pusztaszer Protected Landscape, Kiskunsagi, Hungary, May

Gabriel Rojo / Patagonian cavy (Dolichotis patagonum ) rear view of two, La Pampa, Argentina.

Ole Jorgen Liodden / Polar bear (Ursus maritimus) waving standing on hind legs with paws raised, Svalbard, Norway, September.

Stephen Dalton / Harlequin ladybird (Harmonia axiridis) on end of leaf, invasive species. Sussex, England, UK. March.

Markus Varesvuo / Puffin (Fratercula arctica) silhouetted at sunset, Shetland Islands, Scotland, UK, July.

Ole Jorgen Liodden / Svalbard reindeer (Rangifer tarandus platyrhyncus) feeding at sunset, Spitsbergen, Svalbard, Norway, April.

Terry Whittaker / Man sat on picnic bench in park flooded by River Thames, Chertsey, Surrey, UK, February 2014.

Denis-Huot / Grant's zebra (Equus burchelli granti) mutual grooming after a bush fire, Masai-Mara Game Reserve, Kenya. October.

Jack Dykinga / Sun shining through mesquite bosque forest with lush winter rain-fed grasses covering the forest floor at sunset, Catalina State Park, Arizona. February 2014.

Alex Mustard / Shoal of Bar jacks (Caranx ruber) hunting school of Silversides fish (Atherinidae) in coral cavern. East End, Grand Cayman, Cayman Islands, British West Indies. Caribbean Sea.