Petaltail Dragonfly vs Blackburn's Damselfly
Side-by-side species comparison
| Attribute | Petaltail Dragonfly | Blackburn's Damselfly |
|---|---|---|
| Scientific Name | Tachopteryx thoreyi | Megalagrion blackburni |
| Order | Odonata | Odonata |
| Family | Petaluridae | Coenagrionidae |
| Size | 70-80 mm | 30-40 mm |
| Habitat | Indoors | Forests |
| Diet | Predators | Omnivores |
| Regions | North America | Oceania (Hawaii) |
| Conservation | Least Concern | Endangered |
Petaltail Dragonfly
A primitive dragonfly that perches on tree trunks and has bog-dwelling larvae.
Did You Know?
It belongs to one of the most ancient dragonfly families, largely unchanged for 150 million years.
Blackburn's Damselfly
A Hawaiian endemic damselfly historically found on multiple islands but now restricted to a few locations. It breeds in streams and seeps in native forests. It is one of the most threatened members of the remarkable Megalagrion radiation.
Did You Know?
Hawaiian Megalagrion damselflies have evolved to breed in an extraordinary range of habitats, from streams to tree holes to damp leaf litter.