Scarlet Tiger Moth vs Creek Pacer Ground Beetle

Side-by-side species comparison

Attribute Scarlet Tiger Moth Creek Pacer Ground Beetle
Scientific Name Callimorpha dominula Chlaenius tricolor
Order Lepidoptera Coleoptera
Family Erebidae Carabidae
Size 45-55 mm wingspan 10-14 mm
Habitat Rivers & Streams Rivers & Streams
Diet Omnivores Predators
Regions Europe North America, from Canada to the southern United States
Conservation Least Concern Least Concern

Scarlet Tiger Moth

A striking day-flying moth with black forewings spotted with white and yellow, and brilliant scarlet hindwings. It played a key role in ecological genetics research.

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Did You Know?

E.B. Ford used this species for his pioneering studies on genetic polymorphism and ecological genetics.

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.