Fall Webworm vs Small Pearl-bordered Fritillary
Side-by-side species comparison
| Attribute | Fall Webworm | Small Pearl-bordered Fritillary |
|---|---|---|
| Scientific Name | Hyphantria cunea | Boloria selene |
| Order | Lepidoptera | Lepidoptera |
| Family | Erebidae | Nymphalidae |
| Size | 25-42 mm wingspan | Wingspan 32-44mm |
| Habitat | Grasslands | Underground |
| Diet | Herbivores | Herbivores |
| Regions | North America, Europe, Asia | Europe, Asia, North America |
| 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.
Small Pearl-bordered Fritillary
A small orange fritillary with silver and rufous pearl spots on the hindwing underside.
Did You Know?
Has declined significantly across Europe due to the loss of coppiced woodland and damp meadow habitats.