Soybean Aphid vs Cotton Harlequin Bug
Side-by-side species comparison
| Attribute | Soybean Aphid | Cotton Harlequin Bug |
|---|---|---|
| Scientific Name | Aphis glycines | Tectocoris diophthalmus |
| Order | Hemiptera | Hemiptera |
| Family | Aphididae | Scutelleridae |
| Size | 1-1.5 mm | 15-20 mm |
| Habitat | Farmland | Beaches & Coastal |
| Diet | Sap Feeders | Sap Feeders |
| Regions | North America, East Asia | Australia, Oceania |
| Conservation | Not Evaluated | Least Concern |
Soybean Aphid
A small pale yellow aphid that invaded North America in 2000 and became the most important soybean pest on the continent. Dense colonies stunt plants and reduce pod fill.
Did You Know?
Populations can double every two to three days under favorable conditions, reaching tens of thousands per plant.
Cotton Harlequin Bug
One of Australia's most colourful insects, with a brilliant metallic orange and iridescent blue-black shield-shaped body. The colour pattern varies between individuals, with females being larger and more brightly marked.
Did You Know?
Females guard their eggs and young nymphs, standing over them protectively in a rare display of maternal care for a bug.