Western Damsel Bug vs Milkweed Assassin Bug
Side-by-side species comparison
| Attribute | Western Damsel Bug | Milkweed Assassin Bug |
|---|---|---|
| Scientific Name | Nabis alternatus | Zelus longipes |
| Order | Hemiptera | Hemiptera |
| Family | Nabidae | Reduviidae |
| Size | 7-10 mm | 16-20 mm |
| Habitat | Farmland | Gardens |
| Diet | Predators | Predators |
| Regions | Western North America | North America, Central America, South America |
| Conservation | Least Concern | Least Concern |
Western Damsel Bug
A tan to light brown predatory bug common in agricultural fields across western North America. It has elongate forelegs adapted for capturing prey. It is valued as a natural biological control agent in alfalfa and other crops.
Did You Know?
It is one of the most abundant generalist predators in western alfalfa fields and can significantly reduce lygus bug populations without any pesticide intervention.
Milkweed Assassin Bug
A slender, brightly colored assassin bug with red and black markings. It is a generalist predator common in gardens and agricultural fields.
Did You Know?
It coats its legs with sticky resin to trap small insects, functioning as a living flypaper strip.