Granulate Ambrosia Beetle vs Moon-Horned Dung Beetle

Side-by-side species comparison

Attribute Granulate Ambrosia Beetle Moon-Horned Dung Beetle
Scientific Name Xylosandrus crassiusculus Oxysternon festivum
Order Coleoptera Coleoptera
Family Curculionidae Scarabaeidae
Size 2-3 mm 20-32 mm
Habitat Orchards Forests
Diet Fungus Feeders Dung Feeders
Regions Southeastern United States, spreading northward South America
Conservation Least Concern (invasive) Least Concern

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.

Moon-Horned Dung Beetle

A large, dark metallic green or black tunneler with a distinctive crescent-shaped pronotal horn in males. The underside often shows bright metallic green. It is an important decomposer in Neotropical forests.

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Did You Know?

The crescent-shaped horn resembles a lunar crescent, which inspired its common name.