Granulate Ambrosia Beetle vs Borneo Three-horned Beetle

Side-by-side species comparison

Attribute Granulate Ambrosia Beetle Borneo Three-horned Beetle
Scientific Name Xylosandrus crassiusculus Chalcosoma caucasus
Order Coleoptera Coleoptera
Family Curculionidae Dynastinae
Size 2-3 mm 60-135 mm
Habitat Orchards Forests
Diet Fungus Feeders Sap Feeders
Regions Southeastern United States, spreading northward Malaysia, Indonesia, Thailand
Conservation Least Concern (invasive) Not Evaluated

Granulate Ambrosia Beetle

A tiny reddish-brown ambrosia beetle that bores into a wide range of hardwood trees. It cultivates a symbiotic fungus inside its galleries as food for its larvae.

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Did You Know?

It is one of the few beetles that practices true agriculture by farming fungus gardens inside tree trunks.

Borneo Three-horned Beetle

Among the longest beetles in Asia, with three powerful horns and a metallic green-black sheen. Males engage in fierce combat.

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Did You Know?

Their smooth, metallic exoskeleton makes them very difficult for predators to grip.