Mary McDonald / Grizzly Bear (Ursus arctos horribilis) male in water. Coastal Katmai National Park, southwest Alaska, USA, August.
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Mary McDonald / Giant River Otter (Pteronura brasiliensis) playing on falling log, in the Pantanal NP, Brazil, South America
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Steven David Miller / Cathedral termite (Nasutitermes triodiae) mound in sparse woodland. A mound of 7m can take 5-8 years to construct and contains millions of termites. Mary River National Park, Northern Territory. Weste...
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Steven David Miller / Galah (Eolophus roseicapillus) juvenile perched on branch with wings spread, moon in background. Mary River National Park, Northern Territory, Australia.
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Steven David Miller / Galah (Eolophus roseicapillus) flock perching on tree, moon in background. Mary River National Park, Northern Territory, Australia.
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Steven David Miller / Galah (Eolophus roseicapillus) flock perching on tree, moon in background. Mary River National Park, Northern Territory, Australia.
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Steven David Miller / Frilled-neck lizard (Chlamydosaurus kingii) camouflaged against tree stump. Mary River National Park, Northern Territory, Australia.
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Steven David Miller / Frilled-neck lizard (Chlamydosaurus kingii) lying still, camouflaged against branch to avoid predators, Mary River National Park, Northern Territory, Australia.
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Steven David Miller / Frilled-neck lizard (Chlamydosaurus kingii) lying still against branch to avoid predators, camouflaged against tree stump. Mary River National Park, Northern Territory, Australia.
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Marie Lochman / St. Mary's Inlet, Fitzgerald River National Park World Heritage Site, South west, Western Australia, November 2016
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Steven David Miller / People swimming in freshwater pools on Waterfall Creek, at the top of Gunlom Falls. Mary River, Kakadu National Park, Northern Territory, Australia. March 2014.
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Steven David Miller / Freshwater pools on Waterfall Creek, at the top of Gunlom Falls. Mary River, Kakadu National Park, Northern Territory, Australia. March 2014.