Mammoth Cave Cricket vs Hawaiian Orangeblack Damselfly
Side-by-side species comparison
| Attribute | Mammoth Cave Cricket | Hawaiian Orangeblack Damselfly |
|---|---|---|
| Scientific Name | Hadenoecus subterraneus | Megalagrion xanthomelas |
| Order | Orthoptera | Odonata |
| Family | Rhaphidophoridae | Coenagrionidae |
| Size | 15-30 mm | 32-38 mm |
| Habitat | Caves | Wetlands |
| Diet | Predators | Predators |
| Regions | United States | Oceania (Hawaii) |
| Conservation | Vulnerable | Endangered |
Mammoth Cave Cricket
A large obligate cave cricket and keystone species of Mammoth Cave, Kentucky. Its eggs are the primary food source for many cave predators.
Did You Know?
It is the most important nutrient source in the Mammoth Cave ecosystem.
Hawaiian Orangeblack Damselfly
A strikingly coloured Hawaiian damselfly with orange and black markings. It was once widespread in lowland wetlands but has declined dramatically due to habitat loss and introduced predators. It breeds in anchialine pools and slow streams.
Did You Know?
This damselfly breeds in anchialine pools - unique coastal ponds with underground connections to the ocean, found along Hawaiian lava shorelines.