Dunnock (Prunella modularis) having its wing length measured to establish its age. This is part of a ringing survey undertaken by the British Trust fo

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Dunnock (Prunella modularis) having its wing length measured to establish its age. This is part of a ringing survey undertaken by the British Trust for Ornithology (BTO). Photographed in Hampshire, UK.

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Size: 5914px × 3948px
Photo credit: © DANIEL SAMBRAUS/SCIENCE PHOTO LIBRARY / Alamy / Afripics
License: Licensed
Model Released: No

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