David Pattyn / Great crested grebe (Podiceps cristatus) fluffing up its feathers, during courtship dance, whilst its mate dives underwater, The Netherlands. April.
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Gerrit Vyn / Snowy Owl (Bubo scandiacus) fluffing feathers, this image was taken during a massive increase in the range and population of snowy owls. Boundary Bay, Canada. March.
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David Pattyn / Great crested grebe (Podiceps cristatus) fluffing up its feathers, during courtship dance, whilst its mate dives underwater, The Netherlands. April.
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David Pattyn / Great crested grebe (Podiceps cristatus) fluffing up its feathers, during courtship dance, whilst its mate dives underwater, The Netherlands. April.
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Thomas Hinsche/ BIA / Eurasian Sparrowhawk (Accipiter nisus) female fluffing feathers to stay warm, Saxony-Anhalt, Germany
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Mario Suarez Porras/ BIA / Common Kingfisher (Alcedo atthis) fluffing itself up, Asturias, Spain
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Fabrice Cahez / Little egret (Egretta garzetta) fluffing up feathers on beach, Aude, France, July.
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Murray Cooper / Oriole Blackbird (Gymnomystax mexicanus) fluffing, Ecuador
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Thomas Hinsche/ BIA / Little Owl (Athene noctua), fluffing up its feathers, Hungary
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Donald M. Jones / American Robin (Turdus migratorius) in winter with fluffed feathers, western Montana
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Nick Upton / Moorhen (Gallinula chloropus) fluffing its feathers out while foraging on a lawn, Gloucestershire, UK, May.
