Northern Cave Ground Beetle vs Black Darter
Side-by-side species comparison
| Attribute | Northern Cave Ground Beetle | Black Darter |
|---|---|---|
| Scientific Name | Pseudanophthalmus menetriesi | Sympetrum danae |
| Order | Coleoptera | Odonata |
| Family | Carabidae | Libellulidae |
| Size | 4-6 mm | 29-34mm |
| Habitat | Caves | Underground |
| Diet | Predators | Predators |
| Regions | Appalachian region, eastern United States | Europe, Asia, North America |
| Conservation | Vulnerable | Least Concern |
Northern Cave Ground Beetle
A small, blind, unpigmented cave beetle from the limestone caves of the Appalachian region. The genus contains over 250 species, most known from single cave systems.
Did You Know?
The genus Pseudanophthalmus contains over 250 described cave beetle species, most from single caves, making it the most species-rich genus of cave animals in the world.
Black Darter
Britain s smallest dragonfly where mature males become entirely jet black, unique among European dragonflies. Females and immatures are yellow with black markings. It prefers acidic boggy habitats.
Did You Know?
Males are the only entirely black dragonfly in Europe, making them unmistakable at acidic bog pools.