Cyril Ruoso / Ringed-tailed lemur (Lemur catta) amongst granite rocks in cave. Lemurs lick minerals from the rocks. Anja Community Reserve, Madagascar.
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Nick Garbutt / Red-and-green macaw (Ara chloropterus) flock flying in front of clay lick. Heath River, Tambopata / Bahuaja-Sonene Reserves, Amazonia, Peru / Bolivia border.
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Francois Savigny / Male lion washing paw {Panthera leo} Southern Africa
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Lucas Bustamante / Scarlet macaws (Ara macao) and Red and green macaws (Ara chloroptera) at clay lick close to the Tambopata river. Tambopata Reserve, Madre de Dios, Peru.
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Wild Wonders of Europe / Shpilenok / Saiga antelope (Saiga tatarica) herd at salt lick, Cherniye Zemli (Black Earth) Nature Reserve, Kalmykia, Russia, May 2009
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Jim Brandenburg / Moose (Alces alces andersoni) female looking in car window during winter, the animals lick salt off of cars, Minnesota
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Jabruson / Western lowland gorilla male silverback "Faust" eating soil for mineral content in bai (forest clearing) Odzala NP, Democratic Republic of Congo. Died July 2004, probably due to Ebola virus.
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Pete Oxford / Three species of Macaw on clay lick. Red & Green macaw, Scarlet macaw and Blue & Yellow macaw {Ara Chloroptera, Ara Macao, Ara araraunaon} Timpia clay lick, Urubamba River. Amazon Rainforest, Peru. S...
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John Waters / African elephants at Dzanga bai (forest clearing) mineral lick Central African Republic
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John Waters / African elephants dig for minerals at Dzanga bai forest clearing Central African Republic {Loxidonta africana}
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Pete Oxford / Green winged macaws perched by salt lick. Madre De Dios River, Peru, Amazon, South America
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Lucas Bustamante / Spix's guans (Penelope jacquacu) on clay lick, Tambopata National Reserve, Madre de Dios, Peru.