Dry Fork Valley Cave Beetle vs German Cockroach

Side-by-side species comparison

Attribute Dry Fork Valley Cave Beetle German Cockroach
Scientific Name Pseudanophthalmus montanus Blattella germanica
Order Coleoptera Blattodea
Family Carabidae Ectobiidae
Size 4-5 mm 13-16 mm
Habitat Caves Indoors
Diet Omnivores Omnivores
Regions United States Worldwide
Conservation Endangered Least Concern

Dry Fork Valley Cave Beetle

A cave-obligate beetle from the Dry Fork Valley region of West Virginia. Like all members of its genus, it is completely eyeless.

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Did You Know?

It can only survive in the constant-temperature deep zones of caves.

German Cockroach

The most common indoor cockroach worldwide. A single pair can produce over 300,000 offspring in one year. Has developed resistance to many common insecticides.

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Did You Know?

German cockroaches evolved to hate glucose — populations in certain areas developed an aversion to sweet-tasting baits, causing them to avoid poisoned traps entirely.