Rolled-wing Beetle vs Short-Winged Blister Beetle

Side-by-side species comparison

Attribute	Rolled-wing Beetle	Short-Winged Blister Beetle
Scientific Name	Derodontus maculatus	Meloe violaceus
Order	Coleoptera	Coleoptera
Family	Derodontidae	Meloidae
Size	2-4 mm	15-32 mm
Habitat	Forests	Beaches & Coastal
Diet	Fungus Feeders	Herbivores
Regions	North America, Europe	Europe
Conservation	Least Concern	Near Threatened

Rolled-wing Beetle

A tiny beetle that feeds on slime molds on decaying logs in cool forests.

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Did You Know?

It curls its elytra edges downward, giving the family its common name.

Short-Winged Blister Beetle

A blue-violet oil beetle found across Europe, often seen walking on paths and open ground in spring. Like other oil beetles, it oozes cantharidin-laced fluid from its joints when threatened.

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Did You Know?

A single female can lay over 4,000 eggs in a season, but fewer than one percent of larvae survive to adulthood.