Nick Garbutt / King penguin (Aptenodytes patagonicus), two sleeping on snow. Grytviken, South Georgia. March.
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Staffan Widstrand / African Spoonbill (Platalea alba) preening, Zimanga Private Nature Reserve, KwaZulu Natal, South Africa
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John Cancalosi / Great horned owl (Bubo virginianus) chick stretching its wings in nest in a Saguaro (Carnegiea gigantea), is groomed by its parent, Sonoran Desert, Arizona, USA, May.
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Marie Read / Roseate spoonbill (Ajaia ajaja) adult in breeding plumage preening tail feathers, Black Point Wildlife Drive, Merritt Island National Wildlife Refuge, Florida, USA, January.
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David Pattyn / Great white egret (Egretta Alba) preening its feathers, Valkenhorst Nature Reserve, Valkenswaard, The Netherlands, July
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John Chan / Male Anna's hummingbird (Calypte anna) cleaning its beak on a twig, Southern California, USA, January.
Alex Hyde / King penguins (Aptenodytes patagonicus). Grytviken, South Georgia. November.
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Philippe Clement / Northern gannets (Morus bassanus) preening, sitting on nests made with plastic, Hermaness NNR, Unst, Shetland Islands, Scotland, UK, May.
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Claudio Contreras / Caribbean Flamingo (Phoenicopterus ruber) preening chick in the breeding colony, Ria Lagartos Biosphere Reserve, Yucatan Peninsula, Mexico, June Finalist in the Portfolio Category of the Terre Sauvage...
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Bryan and Cherry Alexander / Gentoo penguin (Pygoscelis papua) standing on volcanic beach at Whalers Bay, with tourists in kayak beyond. Deception Island, South Shetland Islands, Antarctica, 2009.