Northern Ground Beetle vs Macromeris Spider Wasp
Side-by-side species comparison
| Attribute | Northern Ground Beetle | Macromeris Spider Wasp |
|---|---|---|
| Scientific Name | Pelophila borealis | Entypus unifasciatus |
| Order | Coleoptera | Hymenoptera |
| Family | Carabidae | Pompilidae |
| Size | 10-14 mm | 15-30 mm |
| Habitat | Tundra & Arctic | Deserts & Drylands |
| Diet | Predators | Predators |
| Regions | Scandinavia, Finland, northern Russia, Siberia, Arctic Canada, Alaska | North America, South America |
| Conservation | Least Concern | Least Concern |
Northern Ground Beetle
A medium-sized, dark metallic green or bronze ground beetle with long legs. It is an active predator on riverbanks and lakeshores in Arctic regions. Adults run rapidly across muddy substrates hunting small invertebrates.
Did You Know?
This beetle can withstand brief submersion in near-freezing water and quickly resumes hunting once it reaches dry ground.
Macromeris Spider Wasp
A large dark spider wasp with a single white or yellow band on the abdomen. It hunts large wolf spiders and trapdoor spiders across the Americas.
Did You Know?
Its single bright abdominal band makes it one of the most easily identified spider wasps in the field.