Edwin Giesbers / Sumatran tiger (Panthera tigris sumatrae), captive, occurs in Sumatra, Indonesia

Alex Mustard,Alex Mustard / A portrait of a small Candy stripe shrimp (Lebbeus grandimanus) in front of its host pink anemone (out of focus because of the magnification). Browning Wall, Browning Pass, Port Hardy, Vancouver Islan...

Konrad Wothe / Kentish Plover (Charadrius alexandrinus) male at nest, Europe

Dong Lei / Stripe-throated yuhina (Yuhina gularis) perched, Gongga Mountain National Nature Reserve, Luding county, Sichuan Province, China.

Dong Lei / Stripe-throated yuhina (Yuhina gularis) perhced, Gongga Mountain National Nature Reserve, Luding county, Sichuan Province, China.

Dong Lei / Stripe-throated yuhina (Yuhina gularis) Zhangmu County, Qinghai-Tibet Plateau, Tibet, China, Asia

Fred Bavendam / Eyepatch Butterflyfish (Chaetodon adiergastos) and Indian Ocean Oriental Sweetlips (Plectorhinchus vittatus) group waiting while Flame Goatfish (Mulloidichthys vanicolensis) is being cleaned by Blue-s...

Alex Mustard / A portrait of a small Candy stripe shrimp (Lebbeus grandimanus) in front of its host pink anemone (out of focus because of the magnification). Browning Wall, Browning Pass, Port Hardy, Vancouver Islan...

Konrad Wothe / Kentish Plover (Charadrius alexandrinus) male incubating eggs on ground nest, Europe

Fred Bavendam / Ornate Butterflyfish (Chaetodon ornatissimus) at night exhibiting its nocturnal coloration pattern, Manado, North Sulawesi, Indonesia

Fred Bavendam / Latticed Butterflyfish (Chaetodon rafflesi) portrait, Bali, Indonesia

David Fleetham / Eyestripe surgeonfish (Acanthurus dussumieri), Hawaii.