Suzi Eszterhas / North American beaver (Castor canadensis) on dam. Martinez, California, USA. June.
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Chien Lee / Minden / Stick Insect (Monticomorpha flavolimbata) pair mating in mountains, Bengoh Range, Ecuador
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Cyril Ruoso / Chimpanzee (Pan troglodytes) using stick to forage for prey in small tree cavity, Bossou, Guinea
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Cyril Ruoso / Chimpanzee (Pan troglodytes) using stick to forage for prey in small tree cavity, Bossou, Guinea
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Eric Baccega / Giant panda (Ailuropoda melanoleuca) cub playfuly chewing a bamboo stick. Yuan Meng, first giant panda ever born in France, is now 10 months old and still feeds on his mother's milk, Captive at Beauva...
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Mark Raycroft / Cocker Spaniel (Canis familiaris) puppy playing, North America
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Bence Mate / Eurasian blackcaps (Sylvia atricapilla) caught on limed stick, Cyprus. Finalist in The Wildlife Photojournalist Award: Single Image Category of the Wildlife Photographer of the Year Awards (WPOY) Com...
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Frederique Olivier / Chinstrap penguin (Pygoscelis antarcticus) adding a stick to its nest and fighting with a neighbouring pair, Aitcho Island, South Shetland Islands.
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Ingo Arndt / Caddisfly (Limnephilidae) case built out of sticks and bark fragments, Germany, November.
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Ingo Arndt / Caddisfly (Limnephilus sp.) case built of sticks, wood fragments, seeds, snail shells and plant stems, Germany, November.
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ZSSD / Hawaiian Crow (Corvus hawaiiensis) using stick tool to reach food, native to Hawaii
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ZSSD / Hawaiian Crow (Corvus hawaiiensis) using stick tool to reach food, native to Hawaii