Douglas-fir Tussock Moth vs Eyed Elater Glowworm
Side-by-side species comparison
| Attribute | Douglas-fir Tussock Moth | Eyed Elater Glowworm |
|---|---|---|
| Scientific Name | Orgyia pseudotsugata | Phengodes fusciceps |
| Order | Lepidoptera | Coleoptera |
| Family | Erebidae | Phengodidae |
| Size | 25-35 mm wingspan (males) | 15-25 mm (females) |
| Habitat | Forests | Woodlands |
| Diet | Omnivores | Omnivores |
| Regions | North America | Eastern United States |
| Conservation | Not Evaluated | Least Concern |
Douglas-fir Tussock Moth
A defoliator of Douglas-fir and true firs in western North America. Outbreaks cause severe defoliation and tree mortality in dry inland forests.
Did You Know?
Females are flightless and lay their eggs directly on their cocoons.
Eyed Elater Glowworm
A railroad worm beetle whose larviform females emit light from paired organs along the body. Males are short-lived, winged, and do not glow.
Did You Know?
Females produce both green light from their body segments and red light from their head, resembling a tiny railroad train at night.