Blue Milkweed Beetle vs European Corn Borer Egg Parasitoid
Side-by-side species comparison
| Attribute | Blue Milkweed Beetle | European Corn Borer Egg Parasitoid |
|---|---|---|
| Scientific Name | Chrysochus cobaltinus | Trichogramma ostriniae |
| Order | Coleoptera | Hymenoptera |
| Family | Chrysomelidae | Trichogrammatidae |
| Size | 8-12 mm | 0.3-0.5 mm |
| Habitat | Grasslands | Farmland |
| Diet | Herbivores | Herbivores |
| Regions | North America | Asia, North America |
| Conservation | Least Concern | Least Concern |
Blue Milkweed Beetle
A stunningly beautiful beetle with a deep cobalt blue metallic sheen across its rounded body. It feeds on milkweed and dogbane plants, sequestering toxic cardenolides for defense.
Did You Know?
This beetle sequesters heart-stopping toxins from milkweed plants in its blood, making it poisonous to any predator that eats it.
European Corn Borer Egg Parasitoid
A tiny egg parasitoid wasp native to Asia and introduced to North America for corn borer control. It searches corn leaves methodically for host eggs.
Did You Know?
It preferentially attacks the European corn borer over most other moth species, making it highly targeted.