Chinese Firefly vs American Grannom
Side-by-side species comparison
| Attribute | Chinese Firefly | American Grannom |
|---|---|---|
| Scientific Name | Pyrocoelia rufa | Brachycentrus americanus |
| Order | Coleoptera | Trichoptera |
| Family | Lampyridae | Brachycentridae |
| Size | 12-18 mm | 9-13 mm |
| Habitat | Farmland | Rivers & Streams |
| Diet | Omnivores | Omnivores |
| Regions | China, Japan, Korea | North America |
| Conservation | Not Evaluated | Least Concern |
Chinese Firefly
A large Asian firefly with a bright orange-red thorax and powerful bioluminescent glow. It is commonly seen near streams and rice paddies on warm evenings.
Did You Know?
Its larvae are aquatic and hunt freshwater snails underwater, breathing through special abdominal gills.
American Grannom
A case-building caddisfly whose larvae attach their cases to rocks in fast current and filter-feed. Cases are chimney-shaped and built from silk and plant fragments.
Did You Know?
Larvae can switch between filter-feeding and scraping algae depending on current speed.