Danny Green / RF - Polar bear (Ursus maritimus) male walking through snow covered landscape, mountains in background. Svalbard, Norway, April (This image may be licensed either as rights managed or royalty free.)
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Danny Green / RF - Arctic fox (Alopex lagopus) in winter pelage, camouflaged in snow. Svalbard, Norway, April (This image may be licensed either as rights managed or royalty free.)
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Danny Green / Arctic fox (Alopex lagopus) camouflaged in winter pelage. Svalbard, Norway, April.
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Danny Green / Arctic fox (Alopex lagopus) in snow. Svalbard, Norway. April.
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Gary Bell/ Oceanwide / Leopard Flounder (Bothus pantherinus) camouflaged on ocean floor, Anilao, Philippines
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Alex Mustard / Portrait of a Giant frogfish (Antennarius commersoni) on a large Yellow elephant ear sponge (Ianthella basta). Bitung, North Sulawesi, Indonesia. Lembeh Strait, Molucca Sea.
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Lucas Bustamante / Lichen Katydid (Markia hystrix) camouflage in lichens. Sumaco National Park, Napo, Ecuador
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Lucas Bustamante / Zigzag Heron (Zebrilus undulatus) camouflaged in branches while nesting. Yasuni National Park, Ecuador
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Nick Upton / Juvenile Goldenrod spider (Misumena vatia) camouflaged on a Common hogweed (Heracleum sphondylium) flowerhead, reacting to and catching a fly (Muscidae), Wiltshire, England, UK, June.
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John Shaw / Western screech owl (Megascops kennicottii) is camouflaged as it looks from a tree cavity. Bosque del Apache National Wildlife Refuge, New Mexico, USA, January.
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Shane Gross / Pygmy seahorse (Hippocampus bargibanti) holding on to a branch of a sea fan coral. Malapascua, Philippines.
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Georgette Douwma / Shortfin lionfish (Dendrochirus brachypterus). Lembeh Strait, North Sulawesi, Indonesia.