This is our editor's choice of the best images added to our collection in September and October 2012. There was some great new material: rare wild Amur tigers from Vladimir Medvedev; dramatic sharks from new contributor Cheryl-Samantha Owen; great new dolphins from Brandon Cole, Tui de Roy's comprehensive Galapagos coverage; Sandra Bartocha's creative flower and landscape work; Solvin Zankl's innovative insect portraits using digital focus stacking; Anup Shah's new Kenyan material including a lion/waterbuck confrontation; British wildlife from Andy Rouse, including brown hares in action; unusual reptile and amphibian portraits from Michael Kern;
Mary McDonald / Northern Plains grey Langur (Semnopithecus entellus) baby holding onto mother, Bandhavgarh National Park, Madhya Pradesh, India
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George Sanker / Black bear (Ursus americanus) young cub portrait, Yellowstone National Park, Wyoming, USA
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Ben Hall / Whooper swan (Cygnus cygnus) in snowfall. Martin Mere Wetlands Trust, Lancashire,UK, January. 'Animal Portraits' category, British Wildlife Photographer Awards (BWPA) competition 2012.
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Andy Rouse / 2020VISION / Gannet (Morus bassanus) portrait showing blue eyes. Bempton Cliffs RSPB reserve, UK, Yorkshire, July.
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Matthew Maran / Canada goose (Branta canadensis) gosling portrait, Hornsey, London, UK May
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Tui De Roy / Wolf-Volcano giant tortoise (Chelonoidis nigra becki) portrait with ground finch (Geospiza sp. ) sitting on foot, Isabela Island, Galapagos. Did you know? Galapagos tortoises have a mutualistic relati...
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Cheryl-Samantha Owen / Mountain gorilla (Gorilla beringei) resting on back yawning, Bwindi Impenetrable Forest, Uganda, East Africa
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Solvin Zankl / Jet Ant / Shining Jet Black Ant (Lasius fuliginosus), worker. Specimen photographed using digital focus stacking
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Anup Shah / African lion (Panthera leo) male head and shoulders profile portrait, Masai Mara National Reserve, Kenya, September
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Sandra Bartocha / Lily of the Valley (Convallaria majalis) Stadtkreis Neubrandenburg, Mecklenburg-Vorpommern, Germany, May
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Andy Rouse / European otter (Lutra lutra) running, UK, taken in controlled conditions July
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Jordi Chias / Green Turtle, (Chelonia mydas), Swimming over volcanic sandy bottom, Armenime cove, South Tenerife coast, Canary Islands, Spain, Atlantic Ocean, May 2011, Commended in Wildlife Photographer of the Yea...