Caribbean Hercules Beetle vs Formosan Rosalia

Side-by-side species comparison

Attribute Caribbean Hercules Beetle Formosan Rosalia
Scientific Name Dynastes hercules hercules Rosalia formosa
Order Coleoptera Coleoptera
Family Scarabaeidae Cerambycidae
Size 50-170 mm including horn 20-35 mm
Habitat Forests Forests
Diet Wood Feeders Sap Feeders
Regions Guadeloupe, Dominica, Lesser Antilles Taiwan
Conservation Not Evaluated Near Threatened

Caribbean Hercules Beetle

The nominate subspecies of the Hercules beetle, found in the Lesser Antilles. Males bear an enormous horn used in combat with rivals.

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Did You Know?

It is one of the longest beetles on Earth and can lift objects 850 times its own weight.

Formosan Rosalia

A stunning cerambycid endemic to Taiwan with turquoise-blue elytra and black markings. It inhabits montane hardwood forests at elevations above 1000 meters. It is highly prized by collectors and rarely encountered in the wild.

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Did You Know?

This species appears on a Taiwanese postage stamp issued in 2010, highlighting its cultural significance.