Long-horned Ant-loving Beetle vs Blackburn's Damselfly

Side-by-side species comparison

Attribute Long-horned Ant-loving Beetle Blackburn's Damselfly
Scientific Name Claviger longicornis Megalagrion blackburni
Order Coleoptera Odonata
Family Staphylinidae Coenagrionidae
Size 2-3 mm 30-40 mm
Habitat Underground Forests
Diet Omnivores Omnivores
Regions Central and Southern Europe Oceania (Hawaii)
Conservation Least Concern Endangered

Long-horned Ant-loving Beetle

A minute, blind pselaphine rove beetle with elongate antennae relative to its body size. Like its congeners, it is an obligate myrmecophile entirely dependent on host ants for nutrition.

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Did You Know?

The elongate antennae of this blind beetle serve as its primary sensory organs for navigating the total darkness of its underground ant-nest home.

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.

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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.