Tony Wu / Humpback whale calf (Megaptera novaeangliae) resting under the chin of its mother. Vava'u, Tonga, Pacific Ocean.
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Fiona Rogers / Eastern chimpanzee (Pan troglodytes schweinfurtheii) infant male 'Gizmo' aged 2 years, portrait. Gombe National Park, Tanzania.
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Anup Shah / Eastern chimpanzee (Pan troglodytes schweinfurtheii) adult male 'Frodo' aged 35 years portrait. Gombe National Park, Tanzania.
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Mark Taylor / Yorkshire Terrier, lying with chin on the floor.
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Jane Burton / Black-and-white Border Collie bitch lying chin on floor with black-and-white kitten.
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Nick Garbutt / Chin-strap Penguin (Pygoscelis antarcticus) displaying. Half-Moon Island, South Shetland Islands, Antarctica. February. (digitally stitched image)
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Neil Lucas / Weddell seal (Leptonychotes weddellii) male surfacing in ice hole, McMurdo Sound, Ross Sea, Antarctica, November 2008
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Mark Bowler / Red howler monkey (Alouatta seniculus) howling, captive, digitally modified
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Mark Taylor / Tricolour Cavalier King Charles Spaniel puppy, lying with chin on floor.
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Jane Burton / West Highland Terrier / Westie, lying down with chin on ground
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Jane Burton / Sable Border Collie bitch, with chin on sleeping puppy
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Pete Oxford / Giant Panda (Ailuropoda melanoleuca) sitting in vegetation eating bamboo, Wolong China Conservation and Research Center for the Giant Panda within Wolong Reserve, Sichuan Province
