Pal Hermansen / Goshawk (Accipiter gentilis) feeding on prey, view through legs. Trondelag, Norway. December.

Markus Varesvuo / Great Grey Owl (Strix nebulosa) flying directly overhead, Kuhmo Finland February.

Milan Radisics / Crystallised patterns in an abandoned pond used for the disposal and stacking of phosphogypsum with shallow, but highly toxic radioactive green water in Huelva, Southern Spain. Phosphogypsum is a radi...

Milan Radisics / Service road crossing an abandoned pond used for the disposal and stacking of phosphogypsum with crystallised patterns and shallow, but highly toxic radioactive green water in Huelva, Southern Spain....

Milan Radisics / Service road crossing an abandoned pond used for the disposal and stacking of phosphogypsum with crystallised patterns and shallow, but highly toxic radioactive green water in Huelva, Southern Spain....

Jordi Chias / Iceberg, Antarctic Peninsula, Antarctica.

Shane Gross / Caribbean reef shark (Carcharhinus perezi), two from below, one close up. Caribbean Sea off Gardens of the Queen National Park, Cuba.

Sven Zacek / Black woodpecker (Dryocopus martius) feeding chicks at nest in tree trunk viewed from above, Valga County, Estonia. May. Highly commended in the GDT European Wildlife Photographer of the Year Awards...

Cyril Ruoso / Mute swan (Cygnus olor) feeding underwater, Burgundy, France, March.

Cyril Ruoso / Mute swan (Cygnus olor) feeding underwater, Burgundy, France, November.

Cyril Ruoso / Mute swan (Cygnus olor) feeding along riverbed, viewed underwater, Burgundy, France. November.

Yashpal Rathore / Demoiselle crane (Anthropoides virgo) low angle fisheye perspective of feeding cranes. Khichan, Western Rajasthan, India. February, 2015

Lucas Bustamante / Anthony's poison-frog (Epipedobates anthonyi) seen through hole in leaf. Buenaventura Reserve, El Oro, Ecuador.

Sandra Bartocha / European beech tree (Fagus sylvatica). in woodland, Serrahn, Muritz-National Park, World Natural Heritage site, Germany, Europe. October 2015.

Michel Poinsignon / Grey heron (Ardea cinerea) catching fish in lake, Pusztaszer, Hungary, April

Bence Mate / Dalmatian pelicans (Pelecanus crispus) low angle perspective of open bills whilst feeding, Lake Kerkini, Greece, February.

Bence Mate / Dalmatian pelicans (Pelecanus crispus) low angle perspective of open bills whilst feeding, Lake Kerkini, Greece, February.

Bence Mate / Dalmatian pelicans (Pelecanus crispus) low angle perspective of open bills whilst feeding, Lake Kerkini, Greece, February. Highly commended in World of Birds category in the Cadiz Photo Nature Competi...

Bence Mate / Dalmatian pelicans (Pelecanus crispus) low angle perspective of open bills whilst feeding, Lake Kerkini, Greece, February.

Bence Mate / Group of Little egrets (Egretta garzetta) displaying its ornamental feathers, Lake Csaj, Kiskunsagi National Park, Hungary. February.

Bence Mate / Dalmatian pelicans (Pelecanus crispus) low angle perspective of open bills whilst feeding, Lake Kerkini, Greece, February.

Sven Zacek / Low angle shot of Ural owl (Strix uralensis) female returning to its nest at night. Southern Estonia, May.

Edwin Giesbers / Crested newt (Triturus carnifex) Gelderland, The Netherlands, April. Winner of the Amphibians category of the Wildlife Photographer of the Year Awards (WPOY) Competition 2015. Winner of the Underwater...

Eric Baccega / Dallol hot spring with salt concretions coloured by sulphur, potassium and iron, Dallol Volcano, Danakil Depression, Ethiopia, March 2015.

Sven Zacek / Pink algae in fresh snow on the coast of the Baltic Sea, Lahemaa National Park, Northern Estonia. December 2012.

Anup Shah / Cheetah (Acinonyx jubatus) male juvenile aged about 18 months approaching a kill, wide angle view. Maasai Mara National Reserve, Kenya.

Dong Lei / Himalayan honeybee (Apis laboriosa) Mount Namjagbarwa, Yarlung Zangbo Grand Canyon National Park, Nyingchi Prefecture, Tibet, China. October.

Joris van Alphen / Montagu's harrier (Circus pygargus) preparing to land at her nest, clasping a songbird. Viewed from below. Groningen, the Netherlands. July.

Jack Dykinga / Saguaro cactus (Carnegiea gigantea) in flower at night, with The Milky Way behind, Sonoran Desert National Monument, Sierra Estrella Mountain Wilderness, Arizona, USA, May.

Jack Dykinga / Low angle view of Saguaro cactus (Carnegiea gigantea) with twisted lowered arms drooping to the ground, a result of frost damage. Honey Bee Canyon, Oro Valley, Arizona, USA. February.

Ole Jorgen Liodden / Walrus (Odobenus rosmarus) underwater view, Edgeoya, Svalbard, Norway, June.

Tui De Roy / Galapagos hawks (Buteo galapagoensis) in flight, Galapagos, Ecuador. Vulnerable species.

Jordi Chias / Green turtle (Chelonia mydas) from underneath swimming through the surface, Mayotte Island, Comores, Indian Ocean.

John Waters / Barn Owl (Tyto alba) hunting/hovering, Somerset, UK, trained bird.

Olga Kamenskaya / Man looking through transparent ice (1m thick) on lake surface to see diver below. Lake Baikal, Russia, March 2008. Model released.

Juan Carlos Munoz / Masked weaverbird (Ploceus velatus) nests in palm tree, Namaqualand, Northern Cape province, South Africa, September 2012.

Mark Taylor / Red toy poodle looking up at camera an sticking out tongue.

Juergen Freund / Bioluminescent fungi (Omphalotus nidiformis / Pleurotus nidiformis) glowing on tree trunk in rainforest at night, Atherton Tablelands, Queensland, Australia,

Jabruson / Mass emergence of rainforest Skipper butterflies (Melphina sp.) Lokoue Bai, Odzala-Kokoua National Park, Cuvette, Republic of Congo.

Anup Shah / African elephant (Loxodonta africana) close-up. Masai Mara National Reserve, Kenya. Taken with remote wide angle camera.

Juergen Freund / Glowing / bioluminescent fungi on rainforest tree, possibly Omphalotus nidiformis, Tableland rainforest, Far North Queensland, Australia

Michele Westmorland / Booby (Sula nebouxii) looking at camera underwater, Galapagos Island.

Chris & Monique Fallows / Black browed albatros (Thalassarche melanophrys), Cape Point, South Africa.

Anup Shah / Sumatran orangutan (Pongo abelii) female 'Juni' aged 12 years swinging from a liana. Gunung Leuser National Park, Sumatra, Indonesia. Rehabilitated and released (or descended from those which were rel...