A very large South American butterfly which flies at dusk, with a large eye-like marking on the underside of each hindwing.
- Genus Caligo, subfamily Brassolinae, family Nymphalidae
More example sentences
- Owl butterflies are very large, and fly only a few metres at a time, so avian predators have little difficulty in following them to their settling place.
- The owl butterfly, with large eyespots on the wings, is one of Amazonia's largest species and uses its protective coloration to scare away or fool potential predators.
Definition of owl butterfly in:
- The US English dictionary