Western Bushtail Caddisfly vs Japanese Ice Crawler
Side-by-side species comparison
| Attribute | Western Bushtail Caddisfly | Japanese Ice Crawler |
|---|---|---|
| Scientific Name | Gumaga nigricula | Galloisiana nipponensis |
| Order | Trichoptera | Grylloblattodea |
| Family | Sericostomatidae | Grylloblattidae |
| Size | 10-14 mm | 20-25 mm |
| Habitat | Forests | Mountains |
| Diet | Detritivores | Detritivores |
| Regions | North America | Asia |
| Conservation | Least Concern | Vulnerable |
Western Bushtail Caddisfly
A western North American caddisfly that constructs smooth cylindrical cases from fine sand. Larvae are leaf-shredders in forested streams.
Did You Know?
Larvae migrate upstream as they grow, compensating for the downstream drift they experienced as young instars.
Japanese Ice Crawler
A nocturnal wingless insect found at high elevations in Japan. One of the most primitive living insects, often called a living fossil from the Permian period.
Did You Know?
Ice crawlers are considered living fossils — their order dates back to the Permian period, 250 million years ago, before the dinosaurs evolved.