Discoid Cockroach vs Cascade Ice Crawler

Side-by-side species comparison

Attribute Discoid Cockroach Cascade Ice Crawler
Scientific Name Blaberus discoidalis Grylloblatta chirurgica
Order Blattodea Grylloblattodea
Family Blaberidae Grylloblattidae
Size 35-45mm 15-25 mm
Habitat Caves Caves
Diet Fruit Feeders Omnivores
Regions Central America, South America North America
Conservation Least Concern Vulnerable

Discoid Cockroach

A large flat cockroach with a distinctive discoid body shape and a dark chevron pattern on its pale pronotum. Adults have full wings but rarely fly. It is a common laboratory and feeder insect.

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Did You Know?

It is widely used in scientific research on insect locomotion because of its consistent running behavior on treadmills.

Cascade Ice Crawler

A North American ice crawler found in the Cascade Range of Washington and Oregon. It lives in volcanic talus slopes near permanent snowfields.

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Did You Know?

Their preferred body temperature is around 1°C, making them among the most cold-adapted insects on Earth.