Eastern Hercules Beetle vs Rough Alpine Weevil

Side-by-side species comparison

Attribute Eastern Hercules Beetle Rough Alpine Weevil
Scientific Name Dynastes tityus Otiorhynchus rugosus
Order Coleoptera Coleoptera
Family Dynastinae Curculionidae
Size 40-60 mm 6-9 mm
Habitat Woodlands Mountains
Diet Sap Feeders Root Feeders
Regions Eastern United States Eastern Alps, Carpathians
Conservation Least Concern Least Concern

Eastern Hercules Beetle

The largest beetle in North America, with males bearing a large pronotal horn. Elytra are greenish-yellow with dark mottling.

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Did You Know?

Their elytra change color depending on humidity levels, becoming darker when moist.

Rough Alpine Weevil

A heavily sculptured flightless weevil of mountain habitats. Its rough exoskeleton helps it blend in with rocky substrates.

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Did You Know?

Its deeply grooved elytra are fused shut, making flight impossible.