Cowpea Weevil vs Arctic Seed Bug
Side-by-side species comparison
| Attribute | Cowpea Weevil | Arctic Seed Bug |
|---|---|---|
| Scientific Name | Callosobruchus maculatus | Nysius groenlandicus |
| Order | Coleoptera | Hemiptera |
| Family | Chrysomelidae | Lygaeidae |
| Size | 2-4 mm | 3-5 mm |
| Habitat | Farmland | Tundra & Arctic |
| Diet | Seed Feeders | Seed Feeders |
| Regions | Africa (native), pantropical, cosmopolitan | Greenland, Arctic Canada, Iceland, Svalbard |
| Conservation | Least Concern | Least Concern |
Cowpea Weevil
A small, reddish-brown to dark beetle with mottled elytra and a prominent pygidium bearing two dark spots. It is one of the most destructive pests of stored cowpeas and other pulses.
Did You Know?
Females glue their eggs directly onto the surface of bean seeds, and the larvae bore into the seed immediately upon hatching.
Arctic Seed Bug
A small, elongate grayish-brown seed bug with a narrow body and prominent eyes. It feeds on seeds and plant sap in Arctic tundra. Adults can tolerate freezing temperatures and are active throughout the short summer.
Did You Know?
This is one of the very few true bugs found in Greenland, where it survives on seeds of the limited Arctic flora.