Rentz's Stick Insect vs Knotgrass Leaf Beetle
Side-by-side species comparison
| Attribute | Rentz's Stick Insect | Knotgrass Leaf Beetle |
|---|---|---|
| Scientific Name | Ctenomorpha marginipennis | Chrysolina hyperici |
| Order | Phasmatodea | Coleoptera |
| Family | Phasmatidae | Chrysomelidae |
| Size | 150-200mm | 5-7 mm |
| Habitat | Woodlands | Grasslands |
| Diet | Herbivores | Herbivores |
| Regions | Oceania | Europe (native), introduced to Australia and North America |
| Conservation | Least Concern | Least Concern |
Rentz's Stick Insect
An extremely long Australian stick insect that can reach over 20cm in body length. It is bright green with a smooth cylindrical body. Males are much smaller and can fly with well-developed wings.
Did You Know?
Females drop their eggs from the tree canopy to the forest floor, where ants collect and bury them, aiding dispersal.
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.