''Caligo atreus'', the yellow-edged giant owl, is a

butterfly Butterflies are insects in the macrolepidopteran clade Rhopalocera from the Order (biology), order Lepidoptera, which also includes moths. Adult butterflies have large, often brightly coloured wings, and conspicuous, fluttering flight. The ...

of the family

Nymphalidae The Nymphalidae are the largest family of butterflies, with more than 6,000 species distributed throughout most of the world. Belonging to the superfamily Papilionoidea, they are usually medium-sized to large butterflies. Most species have a red ...

. The species can be found from

Mexico Mexico (Spanish: México), officially the United Mexican States, is a country in the southern portion of North America. It is bordered to the north by the United States; to the south and west by the Pacific Ocean; to the southeast by Guatema ...

Peru , image_flag = Flag of Peru.svg , image_coat = Escudo nacional del Perú.svg , other_symbol = Great Seal of the State , other_symbol_type = Seal (emblem), National seal , national_motto = "Fi ...

.''Caligo''
at Markku Savela's ''Lepidoptera and Some Other Life Forms'' Caligo atreus open

The

wingspan The wingspan (or just span) of a bird or an airplane is the distance from one wingtip to the other wingtip. For example, the Boeing 777–200 has a wingspan of , and a wandering albatross (''Diomedea exulans'') caught in 1965 had a wingspan of ...

is 140–160 mm. The larvae feed on ''

Musa Musa may refer to: Places *Mūša, a river in Lithuania and Latvia * Musa, Azerbaijan, a village in Yardymli Rayon * Musa, Iran, a village in Ilam Province *Musa, Chaharmahal and Bakhtiari, Iran *Musa, Kerman, Iran * Musa, Bukan, West Azerbaijan ...

'' and ''

Heliconia ''Heliconia'', derived from the Greek word (), is a genus of flowering plants in the monotypic family Heliconiaceae. Most of the ca 194 known species are native to the tropical Americas, but a few are indigenous to certain islands of the we ...

'' species and can be a pest for banana cultivation. Adults feed on juices of rotting fruit. Adults are known for their relatively long lifespan compared to other butterflies. Up to 3-4+ months. Adults are slow and often are attacked by birds. Adult males remaining inactive for most of the day until around 6 AM and 6 PM for an hour. Chrysalis mimic dead leaves with shiny gold spots. They remain in this stage for about 22 days until emerging. Adults are common in butterfly houses because of their relative ease to breed.

References

Caligo Taxa named by Vincenz Kollar Butterflies of Central America Nymphalidae of South America Lepidoptera of Mexico Butterflies described in 1850 {{Morphinae-stub