Espen Bergersen / Aerial shot of a female Humpback whale (Megaptera novaeangliae) and calf surrounded by Killer whales (Orcinus orca), mother hits sideways with her tail fluke to drive Killer whales away, Skjervoy, Tro...
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Ingo Arndt / Christmas Island Red Crabs (Gecarcoidea natalis) crossing closed road, during annual migration, Christmas Island, Indian Ocean, Australian Territory, November 2009.
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Ingo Arndt / Christmas Island Red Crabs (Gecarcoidea natalis) crossing road in huge numbers during annual migration, Christmas Island, Indian Ocean, Australian Territory
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Mark Taylor / Black and white Border collie looking sideways at black and white kitten.
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Anup Shah / Bornean Orangutan (Pongo pygmaeus wurmbii) female baby 'Petra' aged 12 months. Camp Leakey, Tanjung Puting National Park, Central Kalimantan, Borneo, Indonesia. July 2010. Rehabilitated and released (...
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Graham Eaton / Hawthorn (Crataegus monogyna) tree growing out of joints in carboniferous limestone, Ingleton, Yorkshire, January 2017. The tree has exploited a water enlarged joint or gryke in the limestone pavement...
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David Fleetham / Box jellyfish (Cubozoa) swimming sideways, Hawaii.
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Enrique Lopez-Tapia / Man in ceremonial head dress of palm leaves at traditional wedding in the village of Ambeduco, Orango Island, Guinea Bissau, December 2013.
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Brent Stephenson / North Island Robin (Petroica longipes / australis) perched sideways on a tree trunk. Tiritiri Matangi Island, Auckland, New Zealand, September.
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Juergen Freund / Juvenile Harlequin / Many spotted sweetlips (Plectorhinchus chaetodonoides) swimming by undulating its body sideways imitating a flatworm. Lembeh Strait, North Sulawesi, Indonesia.
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Juergen Freund / Juvenile Harlequin / Many spotted sweetlips (Plectorhinchus chaetodonoides) swiming by undulating its body sideways, imitating a flatworm. Lembeh Strait, North Sulawesi, Indonesia.
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Jane Burton / Apollo rasbora {Luciosoma setigerum} territorial display with open mouth pushing sideways at rival, captive