 Among moths with deimatic behaviour , the eyed hawkmoth ( <unk> ocellatus ) displays its large eyespots , moving them slowly as if it were a vertebrate predator such as an owl . Among butterflies , the peacock butterfly <unk> io is a cryptic leaf mimic with wings closed , but displays 4 conspicuous eyespots when disturbed , in a display effective against insectivorous birds ( flycatchers ) . 
