great horned owl over calendar promoting bird day celebration in may,

animal avian awareness banner barred beak bird birding birdwatching bubo calendar care cartoon celebration commemoration conservation date day doodle ecology education effort environment event fauna feather great greeting habitat happy holiday hoot horned illustration leaf loose may month mottled ornithology outline owl owls paper plumage plumicorns postcard poster predator preservation program tiger tuft typography vector virginianus wings