Tepui Firefly vs Sexton Rove Beetle

Side-by-side species comparison

Attribute Tepui Firefly Sexton Rove Beetle
Scientific Name Photinus tepui Quedius dilatatus
Order Coleoptera Coleoptera
Family Lampyridae Staphylinidae
Size 10-15 mm 8-12 mm
Habitat Mountains Woodlands
Diet Predators Scavengers
Regions South America (Venezuela - tepui region, Guyana) Europe
Conservation Data Deficient Least Concern

Tepui Firefly

A bioluminescent beetle endemic to the isolated tepui tabletop mountains of Venezuela. It produces a distinctive greenish-yellow flash pattern used in mate attraction. The larvae are also luminous and prey on snails and other small invertebrates on the tepui summit.

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Did You Know?

It lives only on the ancient tabletop mountains of Venezuela, which have been isolated for millions of years, making it a living relic of evolutionary history.

Sexton Rove Beetle

A broad, somewhat flattened rove beetle found in the nests of social wasps and in tree hollows containing decaying insect remains. Its expanded body shape is adapted for life in cavity habitats.

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Did You Know?

This beetle waits for wasp colonies to die in autumn, then enters the abandoned nest to feast on the remaining dead wasps and their brood.