Idomeneus Owl Butterfly
Common NameIdomeneus Owl Butterfly
Scientific NameCaligo idomeneus
FamilyNymphalidae
SubfamilySatyrinae
Wingspan (mm)130
Primary Colorsbrown, tan, yellow, black, cream
HabitatTropical rainforests, forest edges, clearings, often near rivers
Geographic RangeCentral and South America (from Mexico to Brazil)
Host PlantsMusa (banana), Heliconia, Calathea, Euterpe
Flight PeriodYear-round
Conservation Statusleast-concern
Lifecycle NotesEggs are laid singly on host plants. Larvae are large, often green or brown with horned heads and bifurcated tails. Pupae are stout and camouflaged, often resembling dead leaves.
Identification TipsKey features for identification are its very large size, the prominent 'owl eyes' on the underside of the hindwings, and its crepuscular flight activity at dawn and dusk in tropical forest environments.
Description
This large butterfly exhibits a cryptic underside, predominantly in shades of brown and tan, featuring a striking, large, yellow-ringed black eyespot on each hindwing, mimicking an owl's eye. The forewings display intricate patterns resembling bark.
