two captured birds the hands ornithologist

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Two captured birds in the hands of an ornithologist Royalty Free Stock Photo

Scientist holding two western yellow wagtail during a bird ringing session Royalty Free Stock Photo

Two captured birds in the hands of an ornithologist

Two captured willow warblers (Phylloscopus trochilus) in hands of ornithologist, on left old one, on right one-year-old one, Birds were captured for the purpose of ringing and studying migrations