Brown Willow Beetle vs Mars Elephant Beetle

Side-by-side species comparison

Attribute Brown Willow Beetle Mars Elephant Beetle
Scientific Name Galerucella lineola Megasoma mars
Order Coleoptera Coleoptera
Family Chrysomelidae Scarabaeidae
Size 4-6 mm 50-130 mm
Habitat Rivers & Streams Mountains
Diet Herbivores Sap Feeders
Regions Europe Brazil, Bolivia, Peru, Colombia
Conservation Least Concern Not Evaluated

Brown Willow Beetle

A small brown beetle that feeds on willow leaves and can cause significant defoliation. Has been used as a biological control agent for purple loosestrife in North America.

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Did You Know?

A close relative was deliberately introduced to North America as biological control for invasive purple loosestrife.

Mars Elephant Beetle

A large rhinoceros beetle with distinctive yellowish hairs covering its elytra. Males have a long pronotal horn and two smaller cephalic horns.

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Did You Know?

The dense golden hairs on its wing covers help it regulate body temperature in cooler montane environments.