Knapweed Gall Weevil vs Cream-Streaked Ladybird
Side-by-side species comparison
| Attribute | Knapweed Gall Weevil | Cream-Streaked Ladybird |
|---|---|---|
| Scientific Name | Bangasternus fausti | Harmonia quadripunctata |
| Order | Coleoptera | Coleoptera |
| Family | Curculionidae | Coccinellidae |
| Size | 4-6 mm | 5-7 mm |
| Habitat | Grasslands | Forests |
| Diet | Gall Makers | Omnivores |
| Regions | Europe, Central Asia | Europe |
| Conservation | Least Concern | Least Concern |
Knapweed Gall Weevil
A weevil that induces galls in knapweed flower heads. Larvae develop inside the enlarged flower buds. Used in biological control of invasive knapweeds in North America.
Did You Know?
Released in North America as biocontrol for invasive spotted knapweed, which costs ranchers millions annually.
Cream-Streaked Ladybird
A European ladybird associated primarily with conifer trees. It has cream or pale yellow elytra with variable dark markings.
Did You Know?
It is one of the few ladybirds that preferentially inhabits the canopy of coniferous trees.