Crows Jackdaws Rooks Roosting in tree top, Gloucestershire, England, January

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Size: 5184px × 3888px
Photo credit: © Malcolm Schuyl / Alamy / Afripics
License: Licensed
Model Released: No

Keywords: behaviour, bird, communal, corvus, crow, england, eurasia, flock, frugilegus, group, jackdaw, monedula, rook, roost, roosting, safety, sleeping, social