Diving Beetle vs Mount Hermon June Beetle
Side-by-side species comparison
| Attribute | Diving Beetle | Mount Hermon June Beetle |
|---|---|---|
| Scientific Name | Dytiscus marginalis | Polyphylla barbata |
| Order | Coleoptera | Coleoptera |
| Family | Dytiscidae | Scarabaeidae |
| Size | 27-35 mm | 2-3 cm |
| Habitat | Rivers & Streams | Beaches & Coastal |
| Diet | Predators | Herbivores |
| Regions | Europe, Asia | United States |
| Conservation | Least Concern | Endangered |
Diving Beetle
A large, streamlined aquatic beetle with an olive-green body bordered in yellow. It carries an air bubble under its elytra and is a voracious underwater predator.
Did You Know?
Great diving beetles can stay submerged for extended periods by trapping a silvery air bubble under their wing covers that functions like a gill.
Mount Hermon June Beetle
A scarab beetle endemic to sandhills in Santa Cruz County, California. Adults emerge in summer and are attracted to lights at night.
Did You Know?
Its larvae feed on roots underground for up to three years before emerging as adults.