cartoon owls in tree hollows. wild forest owl birds sitting in woods house, wildlife birds oak nests flat set

animal background bark barred beautiful bird branch carnivore cartoon character comic cute ecology eyes face feather fluffy forest graphic green habitat halloween hole hollow hollowed home house illustration isolated leaf mammal natural nature nest oak owl owlet plant predator retro set summer tree trunk vector wild wildlife wing wood woodland owls hollows birds sitting woods nests flat set hollows collection