Robin Chittenden / Dorothy's short-toed treecreeper (Certhia brachydactyla dorotheae) on tree trunk. Cyprus. April.
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Markus Varesvuo / Treecreeper (Certhia familiaris) on tree trunk, portrait. Haukipudas, Oulu, Finland. January.
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Markus Varesvuo / Treecreeper (Certhia familiaris) on snow covered tree trunk. Haukipudas, Oulu, Finland. January.
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Markus Varesvuo / Treecreeper (Certhia familiaris) on tree trunk. Haukipudas, Oulu, Finland. January.
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Markus Varesvuo / Treecreeper (Certhia familiaris) on tree trunk. Haukipudas, Oulu, Finland. January.
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Kerstin Hinze / Treecreeper (Certhia familiars) climbing up a tree, Berchtesgaden National Park, Bavaria, Germany, March.
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Bruno D'Amicis / Treecreeper (Certhia familiaris) returning to nest built under bark of dead old-growth Beech (Fagus sylvatica) forest tree, Abruzzo, Lazio and Molise National Park / Parco Nazionale d'Abruzzo, Laz...
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Bruno D'Amicis / Treecreeper (Certhia familiaris) returning to nest built under bark of dead old-growth Beech (Fagus sylvatica) forest tree, Abruzzo, Lazio and Molise National Park / Parco Nazionale d'Abruzzo, Laz...
Karine Aigner / Portrait of a Brown creeper, (Certhia americana) with white background, Block island, Rhode Island, USA. Bird caught during scientific research.