Fall Webworm vs Spanish Festoon
Side-by-side species comparison
| Attribute | Fall Webworm | Spanish Festoon |
|---|---|---|
| Scientific Name | Hyphantria cunea | Zerynthia rumina |
| Order | Lepidoptera | Lepidoptera |
| Family | Erebidae | Papilionidae |
| Size | 25-42 mm wingspan | 42-52 mm wingspan |
| Habitat | Grasslands | Heathland |
| Diet | Herbivores | Nectar Feeders |
| Regions | North America, Europe, Asia | Southern Europe |
| Conservation | Not Evaluated | Least Concern |
Fall Webworm
A native North American moth whose caterpillars build communal silk webs on tree branches. It has become invasive in Europe and Asia.
Did You Know?
Unlike tent caterpillars, fall webworm nests enclose the foliage the larvae are feeding on.
Spanish Festoon
A brightly patterned butterfly with zigzag black markings and red and yellow patches on its wings. It is a spring-flying species restricted to the western Mediterranean.
Did You Know?
Its caterpillar feeds on toxic birthwort plants, making both larva and adult distasteful to birds.