Nick Garbutt / Close-up of foot of chained domestic Asian Elephant (Elephas maximus) Royal Chitwan National Park, Nepal.
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Jen Guyton / Toenail of an African elephant (Loxodonta africana). The elephant was sedated by veterinarians to put a GPS collar on him.
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Bryan and Cherry Alexander / Rear flipper and toenails on a young bull Walrus (Odobenus rosmarus) on the beach at Torellneset on Nordaustlandet. Svalbard, Norway, June.
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Suzi Eszterhas / Close up of foot of Black rhinoceros {Diceros bicornis} Lewa Conservancy, Kenya
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Nick Garbutt / Close-up of foot of chained domestic Asian Elephant (Elephas maximus) Royal Chitwan National Park, Nepal.
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Nick Garbutt / Close-up of chained foot of Indian elephant {Elephas maximus} captive, India
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Nick Garbutt / Close-up of foot of Indian elephant {Elephas maximus} captive, India
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Yva Momatiuk & John Eastcott / Northern Fur Seal (Callorhinus ursinus) three long hind flipper with vestigious toenails, St Paul Island, Pribilof Islands, Alaska
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Eric Baccega / Keepers cleaning the foot of an African elephant (Loxodonta africana), Beauval Zoo, Saint-Aignan, France.