Western Damsel Bug vs Common Green Darner
Side-by-side species comparison
| Attribute | Western Damsel Bug | Common Green Darner |
|---|---|---|
| Scientific Name | Nabis alternatus | Anax junius |
| Order | Hemiptera | Odonata |
| Family | Nabidae | Aeshnidae |
| Size | 7-10 mm | 68-80 mm wingspan |
| Habitat | Farmland | Ponds & Lakes |
| Diet | Predators | Predators |
| Regions | Western North America | North America, Central 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.
Common Green Darner
A large migratory dragonfly with a green thorax and blue abdomen found across North America. It undertakes multigenerational migrations spanning thousands of kilometers.
Did You Know?
Green darners migrate in swarms of millions from Canada to Mexico each autumn, with the return journey completed by their offspring the following spring.