CUCKOO parasite (Cuculus canorus) being fed by its reed warbler foster parent (Acrocephalus scirpaceus), UK.

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Cuckoo is 16 days old.

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Size: 3264px × 4896px
Location: Lincolnshire, England, UK.
Photo credit: © Roy Waller / Alamy / Afripics
License: Licensed
Model Released: No

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