robin, erithacus rubecula, caught in a bird net and viewed from below, with blue sky in the background.

animal autumn background backgroundn beak below bird birds blue caught close closeup clouds color erithacus europe fauna feathers field forest insectivore insectivorous japanese migratory mountain mountains muscicapidae nature net orange orchard ornithology outdoors plumage pluna protection robin rubecula science sky viewed wildlife wing wings