Chien Lee / Minden / Magnificent Bird-of-paradise (Cicinnurus magnificus) male at lek, Arfak Mountains, West Papua, Indonesia

Chien Lee / Minden / Bornean Smaller Flying Frog (Rhacophorus borneensis), Kubah National Park, Sarawak, Malaysia

Chien Lee / Minden / Black-headed Cat Snake (Boiga nigriceps) swallowing alive Harlequin Flying Tree Frog (Rhacophorus pardalis) prey, Kubah National Park, Sarawak, Malaysia, sequence 1 of 4

Klein & Hubert / Siberian / Amur tiger (Panthera tigris altaica) walking in snow at sunrise, captive, occurs Far East and Northeast China.

David Fleetham / Aerial view of airplane shadow over shallow water near sand bar, with boats in the water. Sumion Island, Cebu, Philippines.

Alex Hyde / Bornean horned frog (Megophrys nasuta), camouflaged amongst dead leaves on forest floor. Danum Valley, Sabah, Borneo.

Tony Wu / Female Northern pygmy squid (Idiosepius paradoxus) depositing eggs on a blade of eelgrass (Zostera marina), Yamaguchi Prefecture, Japan.

Tony Wu / Female Northern pygmy squid (Idiosepius paradoxus) preparing to lay another egg on a blade of eelgrass (Zostera marina), Yamaguchi Prefecture, Japan.

Tony Wu / Japanese dwarf flying squirrel (Pteromys volans orii) gliding through snowy forest, Hokkaido, Japan.

Maxime Aliaga / Sumatran orangutan (Pongo abelii) female with infant. The female Marconi had been rehabilited by SOCP program. She had a baby in 2017 born in the forest of Jantho, Aceh province where she was been rel...

Maxime Aliaga / Flanged male Sumatran orangutan (Pongo abelii) male, Gunung Leuser National Park, Sumatra

Maxime Aliaga / Keepers holding hands of infant Sumatran orangutan (Pongo abelii) as they walk to 'forest school' ,Quarantine centre of SOCP (Sumatran Orangutan Conservation Program) near Medan, North Sumatra

Staffan Widstrand / Wild Wonders of China / Banyan fig tree (Ficus benjamina), one single individual tree, Banyan garden protected forest, Kenting National Park, Taiwan

Staffan Widstrand / Wild Wonders of China / Golden Birdwing butterfly (Troides aeacus) Sheding Forest park, Kenting National Park, Taiwan

Staffan Widstrand / Wild Wonders of China / Taiwan Blue Magpie, (Urocissa caerulea) endemic species,Taipei city park, Taiwan

Staffan Widstrand / Wild Wonders of China / Taiwan yuhina (Yuhina brunneiceps) pair perched amongst pink blossom, Alishan National Scenic Area, Taiwan. Endemic species

Staffan Widstrand / Wild Wonders of China / Taiwan yuhina (Yuhina brunneiceps) pair perched amongst pink blossom, Alishan National Scenic Area, Taiwan. Endemic species

Staffan Widstrand / Wild Wonders of China / Oriental / Crested honey buzzard (Pernis ptilorhynchus) feeding on honeycomb surrounded by bees, Chayi, Taiwan Controlled conditions

Staffan Widstrand / Wild Wonders of China / Oriental / Crested honey buzzard (Pernis ptilorhynchus) feeding on honeycomb surrounded by bees, Chayi, Taiwan. Controlled conditions

Andy Murch / Red stingray (Hemitrygon akajei) with Banded houndshark (Triakis scyllium) group and smaller fish in background. Chiba Prefecture, Honshu, Japan. September.

Andy Murch / Banded houndshark (Triakis scyllium) group above sea floor. Chiba Prefecture, Honshu, Japan. October.

Ben Hall / Langur monkey (Semnopithecus) climbing tree in misty forest at dawn, India, November.

Sirachai Arunrugstichai / Requiem sharks (Carcharhinidae), including Tiger sharks (Galeocerdo cuvier) and Spottail sharks (Carcharhinus sorrah) caught in the Andaman Sea by longline fishing. Laid in buckets, waiting to be tran...

Ripan Biswas / Portrait of an ant-mimicking crab spider. (Amyciaea sp) raising its legs to warn the photographer. Buxa tiger reserve, India.

Ripan Biswas / Ant-mimicking crab spider (Amyciaea lineatipes) predating a weaver ant (Oecophylla smaragdina) . Ant-mimicking crab spiders live around ant colonies. Buxa tiger reserve, India. Winning Portfolio of th...

Sergey Gorshkov / Siberian tiger (Panthera tigris altaica) at night, taken with remote camera in Land of the Leopard National Park, Far East Russia, November.Highly Commended in the Animal Portraits Category of the Wil...

Tony Wu / Harlequin mantis shrimp (Odontodactylus scyllarus), close up of compound eyes. Lembeh Strait, North Sulawesi, Indonesia.

Tony Wu / Japanese dwarf flying squirrel (Pteromys volans orii) male sitting in tree, portrait. Hokkaido, Japan. March

Juergen Freund / Magnificent sunbird (Aethopyga magnifica) male perched on flower. Bacolod, Negros Occidental, Philippines.

Wayne Wu Ying / Wild Wonders of China / Indo-Pacific humpback dolphin (Sousa chinensis) Tai O, western side of Lantau Island, Hong Kong, China

Alex Mustard / Saddleback anemonefish (Amphiprion polymnus) barks a warning as it guards a clutch of developing eggs (beneath it) laid on a small stone, below a fold in its home, a Haddon's sea anemone (Stichoda...

Magnus Lundgren / Juvenile Wunderpus octopus (Wunderpus photogenicus) Balayan Bay, off Anilao, Batangas, Philippines, Pacific Ocean.

Franco Banfi / Tail of Blue whale diving (Balaenoptera musculus brevicauda) possibly the pygmy sub-species of blue whale, (Balaenoptera musculus). Mirissa, Sri Lanka, Indian Ocean. Photo taken under permit

Franco Banfi / Tail of Blue whale (Balaenoptera musculus brevicauda). This may be the pygmy sub-species of blue whale, Balaenoptera musculus. Mirissa, Sri Lanka, Indian Ocean

Tony Wu / Male Korean seahorse (Hippocampus haema) giving birth. Kumamoto Prefecture, Kyushu, Japan.

Danny Green / Bengal tiger (Panthera tigris tigris) female, portrait. Bandhavgarh National Park, India, December.

Danny Green / Bengal tiger (Panthera tigris tigris) profile walking, looking for prey. Bandhavgarh National Park, India, December.

Danny Green / Bengal tiger (Panthera tigris tigris) resting on track. Bandhavgarh National Park, India, December.

Danny Green / Bengal tiger (Panthera tigris tigris) male resting in undergrowth, portrait. Bandhavgarh National Park, India, December.

Ben Cranke / Snow leopard (Panthera uncia) female in snow, Hemis National Park, Ladakh, India

Olga Kamenskaya / Baikal seal (Pusa sibirica) pup on ice, endemic species. Lake Baikal, Russia, April.

Magnus Lundgren / Pelagic blanket octopus (Tremoctopus gracilis) female in full display, off Anilao, Batangas Philippines, Pacific Ocean. Magnus

Shane Gross / Flying fish (Exocoetidae) caught and drowned in a drift net off the coast of Sri Lanka.

Sylvain Cordier / Golden snub-nosed monkey (Rhinopithecus roxellana), two females embracing with baby, Qinling Mountains, Shaanxi province, China

Sylvain Cordier / Indian wild ass (Equus hemionus khur) running, Wild Ass Sanctuary, Little Rann of Kutch, Gujarat, India

Sylvain Cordier / Phayre's leaf monkey (Trachypithecus phayrei) group on branch, Tripura state, India

Sylvain Cordier / Golden snub-nosed monkey (Rhinopithecus roxellana),standing up on river boulders, Qinling Mountains, Shaanxi province, China

Robert Valentic / Golden tree snake (Chrysopelea ornata) male, Patong Beach, Phuket Island, Thailand. Controlled conditions