set of cartoon style hand drawn flat funny cuckoos, woodpeckers, owls, raven, wren silhouettes. cute black and white

animal art baby background bird black book cartoon character childish children clip collection creature cuckoo cute design drawn filled flat flying forest funny hand icon illustration isolated kid kindergarten life nature oriole ornithology owl picture preschool raven scandinavian set shadow silhouette simple stamp stencil vector white wild wing woodland woodpecker wren yellow