Olga Kamenskaya / Vehicles parked on ice on the surface of Lake Baikal, Siberia, Russia, March 2008.
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Kristel Richard / Two Lipizzaner colts assessing one another Piber Federal Stud, Maria Lankowitz, Koflach, Styria, Austria, September. Editorial use only.
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Erlend Haarberg / Stoat (Mustela erminea) in white winter coat, trying to get at some fish (trout) hanging on transparent fishing line. Vauldalen, Sor-Trondelag, Norway, April.
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Paul Harris / 2020VISION / Alex Cruickshank of the Hampshire Wildlife Trust and Ornithologist, John Eyre assessing habitat suitability for Woodlark (Lullula arborea) and other bird species, Caesar's Camp, Fleet, Hampshire, Engl...
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Roland Seitre / Wildlife biologist Valery Kopsco, assessing females and cub Black-footed Ferrets (Mustela nigripes), part of a reintroduction project at Bowdoin National Wildlife Refuge, Montana, March 2002.
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Roland Seitre / Wildlife biologist Valery Kopsco, assessing females and cub Black-footed Ferrets (Mustela nigripes), part of a reintroduction project at Bowdoin National Wildlife Refuge, Montana, March 2002.
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Kathryn Jeffs / Southern Type B Killer whale (Orcinus orca) hunting Weddell seal (Leptonychotes weddelli), spyhopping to assess where seal is on ice floe, Antarctica. Taken on location for BBC Frozen Planet series,...
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Kathryn Jeffs / Southern Type B Killer whales (Orcinus orca) hunting Weddell seal (Leptonychotes weddelli), spyhopping to see where seal is on ice floe, Antarctica. Taken on location for BBC Frozen Planet series, Ja...
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Kathryn Jeffs / Southern Type B Killer whale (Orcinus orca) hunting Weddell seal (Leptonychotes weddelli), spyhopping to see where seal is on ice floe, with birds flying above, Antarctica. Taken on location for BBC...
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Kathryn Jeffs / Southern Type B Killer whale (Orcinus orca) hunting Weddell seal (Leptonychotes weddelli), spyhopping to see where seal is on ice floe, Antarctica. Taken on location for BBC Frozen Planet series, Jan...
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Kathryn Jeffs / Southern Type B Killer whales (Orcinus orca) hunting Weddell seal (Leptonychotes weddelli), spyhopping to assess where seal is on ice floe, Antarctica. Taken on location for BBC Frozen Planet series,...
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Kathryn Jeffs / Southern Type B Killer whale (Orcinus orca) hunting Weddell seal (Leptonychotes weddelli), spyhopping to assess where seal is on ice floe, Antarctica. Taken on location for BBC Frozen Planet series,...
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Kristel Richard / Konik horses (Equus caballus) - two wild Konik breeding stallions assessing one another, Millingerwaard nature reserve, Netherlands, April
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Kristel Richard / Konik horses (Equus caballus) - two wild Konik breeding stallions assessing one another, Millingerwaard nature reserve, Netherlands, April
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Jason Smalley / Group of businessmen assessing the environmental impact of a project, Leighton, UK.
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Neil Challis / Macro shot of Jumping spider (Salticidae sp.) walking to edge of leaf, assessing surroundings before jumping out of shot, Western Thailand.
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Doug Gimesy / Researcher Ida Lundback (right), with the assistance of volunteer Naomi Wells (left), prepares to take a faecal sample from a captured Little Blue Penguin (Eudyptula minor) before returning it back to...