The researcher Jesús Ruiz examines a specimen of Song thrush (Turdus philomelos) during a scientific bird ringing in Soria, north of Spain, (Photo byJorge Sanz / Pacific Press)

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Photo credit: © PACIFIC PRESS / Alamy / Afripics
License: Licensed
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Keywords: banding, bird, birds, blackbird, common, day, life, merula, ringing, seo-bird, turdus, world