North American Backswimmer vs Oleander Aphid
Side-by-side species comparison
| Attribute | North American Backswimmer | Oleander Aphid |
|---|---|---|
| Scientific Name | Notonecta undulata | Aphis nerii |
| Order | Hemiptera | Hemiptera |
| Family | Notonectidae | Aphididae |
| Size | 10-14 mm | 1.5-2.5 mm |
| Habitat | Ponds & Lakes | Underground |
| Diet | Predators | Sap Feeders |
| Regions | North America | Worldwide in tropical and warm temperate regions |
| Conservation | Least Concern | Least Concern |
North American Backswimmer
A common backswimmer across North America that hunts by floating upside down at the surface. Its large eyes help it spot prey from below.
Did You Know?
It is an important natural predator of mosquito larvae and can significantly reduce mosquito populations in small ponds.
Oleander Aphid
A bright yellow aphid with black cornicles and legs that feeds on oleander, milkweed, and other plants containing toxic cardiac glycosides. It sequesters these toxins for its own defense.
Did You Know?
Its bright yellow color serves as aposematic warning coloration because it sequesters cardiac glycosides from its host plants, making it toxic to most predators.