Ponderous Borer vs Northern Two-striped Walkingstick

Side-by-side species comparison

Attribute Ponderous Borer Northern Two-striped Walkingstick
Scientific Name Trichocnemis spiculatus Anisomorpha ferruginea
Order Coleoptera Phasmatodea
Family Cerambycidae Pseudophasmatidae
Size 40-60 mm 4-6 cm
Habitat Ponds & Lakes Forests
Diet Wood Feeders Wood Feeders
Regions Western United States, British Columbia United States (South-central)
Conservation Least Concern Least Concern

Ponderous Borer

One of the largest cerambycids in North America, this prionine breeds in the roots and lower trunks of dead ponderosa pines. Adults are dark brown with a somewhat rough body surface. They are nocturnal and attracted to lights.

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Did You Know?

Larval development can take up to six years in dry dead wood, one of the longest development times for any beetle.

Northern Two-striped Walkingstick

A tan to brown walkingstick found in the south-central United States. It is sometimes called the 'musk mare' for its chemical spray.

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Did You Know?

Like its southern relative, it sprays a milky, irritating chemical called anisomorphal at predators.