Mexican Bean Beetle vs Peppered Moth
Side-by-side species comparison
| Attribute | Mexican Bean Beetle | Peppered Moth |
|---|---|---|
| Scientific Name | Epilachna varivestis | Biston betularia |
| Order | Coleoptera | Lepidoptera |
| Family | Coccinellidae | Geometridae |
| Size | 6-8 mm | 45-62 mm wingspan |
| Habitat | Farmland | Woodlands |
| Diet | Herbivores | Herbivores |
| Regions | North America, Central America | Europe, Asia, North America |
| Conservation | Not Evaluated | Least Concern |
Mexican Bean Beetle
One of the few plant-feeding ladybird beetles, recognized by its copper color and eight black spots per wing cover. Both adults and larvae skeletonize bean leaves.
Did You Know?
Unlike most ladybugs which are beneficial predators, the Mexican bean beetle is a destructive crop pest.
Peppered Moth
The classic textbook example of natural selection in action. During the Industrial Revolution, dark (melanic) forms became dominant in polluted areas with soot-darkened trees.
Did You Know?
The peppered moth is the most famous example of observed evolution — dark moths increased from 2% to 95% of the population during Britains Industrial Revolution.