European Trechus Cave Beetle vs Nuttall Blister Beetle
Side-by-side species comparison
| Attribute | European Trechus Cave Beetle | Nuttall Blister Beetle |
|---|---|---|
| Scientific Name | Trechus quadristriatus | Lytta nuttalli |
| Order | Coleoptera | Coleoptera |
| Family | Carabidae | Meloidae |
| Size | 3-4 mm | 15-25 mm |
| Habitat | Caves | Grasslands |
| Diet | Predators | Herbivores |
| Regions | Europe, North Africa, widely introduced globally | Western North America |
| Conservation | Least Concern | Least Concern |
European Trechus Cave Beetle
A small, pale brown ground beetle with four prominent striae on each elytron. Despite belonging to a subfamily with many cave species, this species is a common surface dweller in Europe.
Did You Know?
It is one of the most widespread ground beetles on Earth, having been accidentally introduced to every continent except Antarctica through human trade and agriculture.
Nuttall Blister Beetle
A brilliant metallic purple-blue blister beetle found in the prairies and grasslands of western North America. Adults congregate on legume flowers in large numbers.
Did You Know?
Periodic mass outbreaks can strip entire fields of alfalfa flowers within days.