Brown Willow Beetle vs Greenland Ground Beetle

Side-by-side species comparison

Attribute Brown Willow Beetle Greenland Ground Beetle
Scientific Name Galerucella lineola Patrobus septentrionis
Order Coleoptera Coleoptera
Family Chrysomelidae Carabidae
Size 4-6 mm 8-11 mm
Habitat Rivers & Streams Tundra & Arctic
Diet Herbivores Predators
Regions Europe Scandinavia, Finland, northern Russia, Greenland, Arctic Canada
Conservation Least Concern Least Concern

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.

Greenland Ground Beetle

A dark brown to black ground beetle with long legs and a narrowly oval body. It is common under stones and moss in damp habitats across the subarctic. Adults are fast-running nocturnal predators.

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Did You Know?

Despite its common name, this beetle is one of only a handful of beetle species that can survive in Greenland's harsh climate.