Philippe Clement / European jackdaw (Corvus monedula / Coloeus monedula) perched on branch in the forward-threat posture with ruffled feathers, Belgium, June.
01432969
Danny Green / Adult male Sparrowhawk (Accipiter nisus) stretching its wings, Dumfries, Scotland, UK, February.
01445163
Roland Seitre / Osprey (Pandion haliaetus) with feathers ruffled the wind, in Araucaria tree, Poindimie, North Province, New Caledonia
01415325
Mark Hamblin / 2020VISION / Sparrowhawk (Accipiter nisus) adult male with ruffled feathers. Scotland, UK, March.
01415324
Mark Hamblin / 2020VISION / Sparrowhawk (Accipiter nisus) adult male with ruffled feathers. Scotland, UK, March.
01415321
Mark Hamblin / 2020VISION / Sparrowhawk (Accipiter nisus) adult male with ruffled feathers. Scotland, UK, March.
01410002
XI ZHINONG / Tibetan pika (Ochotona thibetana) group in the snow, Sanjiangyuan, Qinghai, China, Decemeber
01373749
David Woodfall / Common starling (Sturnus vulgaris) standing on stone wall with ruffled feathers, UK, November
01371236
Mark Hamblin / 2020VISION / Adult Robin (Erithacus rubecula) in winter, perched on twig with frozen crab apples, with ruffled feathers toinsulate against the cold, Scotland, UK, December 2010
01371053
Mark Hamblin / 2020VISION / Eurasian dotterel (Charadrius morinellus) adult female with ruffled feathers in breeding habitat on upland plateau of Grampian mountains, Cairngorms NP, Scotland, UK, May 2011
01377596
Andrew Parkinson / 2020VISION / Coot (Fulica atra) with ruffled feathers during bathing, Derbyshire, England, UK, March 2010
01372267
Kevin Schafer / Maleo (Macrocephalon maleo) with ruffled feathers, Sulawesi, Indonesia, Endangered
