Knotgrass Leaf Beetle vs Reddish-brown Stag Beetle
Side-by-side species comparison
| Attribute | Knotgrass Leaf Beetle | Reddish-brown Stag Beetle |
|---|---|---|
| Scientific Name | Chrysolina hyperici | Lucanus capreolus |
| Order | Coleoptera | Coleoptera |
| Family | Chrysomelidae | Lucanidae |
| Size | 5-7 mm | 22-35 mm |
| Habitat | Grasslands | Woodlands |
| Diet | Herbivores | Sap Feeders |
| Regions | Europe (native), introduced to Australia and North America | Eastern North America |
| Conservation | Least Concern | Least Concern |
Knotgrass Leaf Beetle
A rounded, metallic bronze to coppery-green beetle that was introduced to control St. John's wort. It has a smooth, convex body with fine punctation across the elytra.
Did You Know?
Introduced to Australia in the 1930s, it was one of the earliest successful biological control agents used against a weed in that country.
Reddish-brown Stag Beetle
A widespread North American stag beetle with a warm reddish-brown color. Commonly attracted to lights at night.
Did You Know?
Their species name 'capreolus' means small goat, referencing their mandibles resembling goat horns.