set of birds: crow, hoopoe, oriole, woodpecker, jay, gold

animal ave avian beak biology bird branch carduelis carrion collection contour corvidae corvus crow cyanocitta dendrocopos drawing engraving epops fauna feather finch flight fly forest garrulus glandarius golden goldfinch graphic head hoopoe icon illustration insectivorous isolated jay linear major motley naturalistic nature omnivore oriole oriolus ornithology outline passeriformes passerine peck pecker pencil perch picidae piciformes picture pied plumage predator rare raven rook silhouette siskin sketch songbird species spinus symbol upupa vector white wild wildlife wing woodpecker zoo zoology