Klaus Echle / Red Fox (Vulpes vulpes) walking along a fallen trunk, silhouetted in misty forest. Black Forest, Germany, November.
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Ole Jorgen Liodden / Arctic tern (Sterna paradisaea) attacking an Arctic Fox (Vulpes / Alopex lagopus) protecting its nest site, Spitsbergen, Svalbard, Norway. Highly commended, MAMMALS, GDT 2011 competition
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Ross Hoddinott / Red fox (Vulpes vulpes) vixen yawning in the morning light (captive). Lifton, Devon, UK, May
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Danny Green / Arctic fox (Alopex lagopus) following scent, in winter pelage. Svalbard, Norway. April.
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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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Terry Whittaker / Red foxes (Vulpes vulpes) fighting in sand dune habitat, Holland, Netherlands. November.
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Terry Whittaker / RF - Two Red foxes (Vulpes vulpes) on hind legs play fighting, Netherlands. (This image may be licensed either as rights managed or royalty free.)
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Terry Whittaker / RF - Arctic foxes (Vulpes lagopus) interacting Blue colour morph. Hornstrandir Nature Reserve, Iceland. March. (This image may be licensed either as rights managed or royalty free.)
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Juergen Freund / Little red flying foxes (Pteropus scapulatus) flying from roosting tree at dusk, Atherton Tablelands, Queensland, Australia.
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Juergen Freund / Australian freshwater crocodiles (Crocodylus johnsoni) trying to catch Little red flying foxes (Pteropus scapulatus) flying to drink from a watering hole, Kimberley, Western Australia
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Juergen Freund / Large group of Little red flying foxes (Pteropus scapulatus) flying at dusk, Atherton Tablelands, Queensland, Australia.