Common Blue Damselfly vs Giant Petaltail
Side-by-side species comparison
| Attribute | Common Blue Damselfly | Giant Petaltail |
|---|---|---|
| Scientific Name | Enallagma cyathigerum | Petalura gigantea |
| Order | Odonata | Odonata |
| Family | Coenagrionidae | Petaluridae |
| Size | 29-36 mm body | 100-110 mm wingspan |
| Habitat | Ponds & Lakes | Underground |
| Diet | Omnivores | Predators |
| Regions | Europe, Asia, North Africa | Oceania |
| Conservation | Least Concern | Least Concern |
Common Blue Damselfly
One of the most widespread damselflies. Males are sky blue with black markings. Forms mating wheels — a unique heart-shaped position during copulation.
Did You Know?
Damselflies form a unique heart shape when mating — the male grasps the female behind her head, and she curls her abdomen forward to meet his reproductive organs.
Giant Petaltail
One of the largest dragonflies in Australia and a living fossil belonging to the most ancient dragonfly family. Its larvae live in boggy ground rather than open water.
Did You Know?
Giant petaltails belong to the family Petaluridae, which has fossil records dating back over 150 million years, making them living fossils among dragonflies.