Toadflax Stem Weevil vs Two-coloured Mason Bee
Side-by-side species comparison
| Attribute | Toadflax Stem Weevil | Two-coloured Mason Bee |
|---|---|---|
| Scientific Name | Mecinus janthinus | Osmia bicolor |
| Order | Coleoptera | Hymenoptera |
| Family | Curculionidae | Megachilidae |
| Size | 3-4 mm | 8-11 mm |
| Habitat | Grasslands | Grasslands |
| Diet | Herbivores | Nectar Feeders |
| Regions | Europe | Europe |
| Conservation | Least Concern | Least Concern |
Toadflax Stem Weevil
A dark metallic blue-purple weevil that feeds on toadflax species. Successfully used as a biological control agent for invasive Dalmatian toadflax in North America.
Did You Know?
Released in North America as biological control, where it has successfully suppressed invasive Dalmatian toadflax.
Two-coloured Mason Bee
A distinctive bee with a black head and thorax and bright orange abdominal hair. It uniquely nests inside empty snail shells on chalk grasslands.
Did You Know?
After filling a snail shell with pollen and eggs, the female camouflages it by piling grass and plant stems over it.