European Spider Wasp vs Giant Black Water Beetle
Side-by-side species comparison
| Attribute | European Spider Wasp | Giant Black Water Beetle |
|---|---|---|
| Scientific Name | Episyron albonotatum | Hydrophilus triangularis |
| Order | Hymenoptera | Coleoptera |
| Family | Pompilidae | Hydrophilidae |
| Size | 8-14 mm | 34-40 mm |
| Habitat | Beaches & Coastal | Ponds & Lakes |
| Diet | Predators | Predators |
| Regions | Europe | North America |
| Conservation | Least Concern | Least Concern |
European Spider Wasp
A medium-sized black spider wasp with white markings that hunts orb-weaving spiders across Europe. It nests in sandy soil near the edges of paths.
Did You Know?
It carries captured spiders by flying short distances while holding them underneath its body.
Giant Black Water Beetle
The largest water beetle in North America, with a shiny black oval body. Larvae are voracious predators while adults are mainly plant feeders.
Did You Know?
It carries a bubble of air beneath its body like a silvery film, which it replenishes at the surface.