African Armyworm vs Japanese Comma Butterfly
Side-by-side species comparison
| Attribute | African Armyworm | Japanese Comma Butterfly |
|---|---|---|
| Scientific Name | Spodoptera exempta | Nymphalis vaualbum |
| Order | Lepidoptera | Lepidoptera |
| Family | Noctuidae | Nymphalidae |
| Size | 28-35 mm wingspan | 55-65 mm wingspan |
| Habitat | Grasslands | Mountains |
| Diet | Omnivores | Sap Feeders |
| Regions | Sub-Saharan Africa, Middle East, Southeast Asia, Oceania | East Asia, Japan/Korea |
| Conservation | Not Evaluated | Least Concern |
African Armyworm
A migratory pest moth whose caterpillars march in vast armies across cereal crops and grasslands in Africa. Outbreaks follow heavy rains and can destroy pastures and grain fields.
Did You Know?
A single outbreak swarm can contain millions of caterpillars marching together across fields like an army.
Japanese Comma Butterfly
Known as 'erutateha' in Japanese, a large nymphalid butterfly with deeply scalloped wing edges. The undersides provide excellent bark camouflage. Adults overwinter and can be seen flying on warm winter days.
Did You Know?
This butterfly hibernates through winter as an adult and can sometimes be seen flying on unusually warm days in January and February in Japan.