Andrew Parkinson / Gannet (Morus bassanus) chick in a line of adults. Shetland Islands, Scotland, UK, August.
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Denis-Huot / Grant's zebra (Equus burchelli boehmi) in a migration herd of wildebeest (Connochaetes taurinus) Masai-Mara Game Reserve, Kenya
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Phil Savoie / Painted nomad bee (Nomada fucata) male with characteristics green eyes, feeding on Dandelion (Taraxacum offinicale) Monmouthshire, Wales, UK. April
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Alain Dragesco-Joffe / Cheetah (Acionyx jubatus) tracks in the sand showing the typical characteristics of the cheetah - asymmetrical paws and non-retractible claws, Tenere, Sahara, Niger.
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Ann & Steve Toon / Pale-rumped zebra (Equus quagga) exhibiting quagga-like characteristics part of the Quagga Project to bring back the quagga, an extinct sub-species of the Plains zebra (Equus quagga burchelli), Mokala...
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Juergen Freund / Blocks of soft coquina limestone formed from shells of Bivalve Cardiid Cockle {Fragrum erugatum} Rainwater repeatedly dissolves small quantities of calcium carbonate of which the shells are composed....