Pea Weevil vs Creek Pacer Ground Beetle

Side-by-side species comparison

Attribute Pea Weevil Creek Pacer Ground Beetle
Scientific Name Bruchus pisorum Chlaenius tricolor
Order Coleoptera Coleoptera
Family Chrysomelidae Carabidae
Size 4-5 mm 10-14 mm
Habitat Farmland Rivers & Streams
Diet Omnivores Predators
Regions Worldwide in pea-growing regions North America, from Canada to the southern United States
Conservation Not Evaluated Least Concern

Pea Weevil

A small brownish beetle that lays eggs on developing pea pods. The larva eats its way into a single pea and develops entirely inside it.

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Did You Know?

Each larva consumes only one pea, leaving a perfectly round exit hole when it emerges.

Creek Pacer Ground Beetle

A handsome ground beetle with bright metallic green elytra, a bluish pronotum, and reddish-brown legs. It is commonly found near streams and rivers across North America.

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Did You Know?

Like other Chlaenius species, it produces a strong, distinctive odor from defensive glands that some collectors describe as smelling like leather or wet dog.