House Longhorn Beetle vs Narrow-Necked Cave Beetle

Side-by-side species comparison

Attribute House Longhorn Beetle Narrow-Necked Cave Beetle
Scientific Name Hylotrupes bajulus Leptodirus hochenwartii
Order Coleoptera Coleoptera
Family Cerambycidae Leiodidae
Size 8–25 mm 8-10 mm
Habitat Woodlands Caves
Diet Wood Feeders Omnivores
Regions Europe, North America, South Africa, Australia Europe
Conservation Not Evaluated Vulnerable

House Longhorn Beetle

A serious structural pest of softwood timber in buildings worldwide. Larvae can feed inside roof timbers for up to ten years before emerging.

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Did You Know?

Larvae can be heard chewing inside timber, making rasping sounds that are audible through walls.

Narrow-Necked Cave Beetle

The first cave-dwelling animal ever scientifically described, in 1832. Completely eyeless and unpigmented, with an elongated neck-like pronotum adapted to cave life.

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Did You Know?

Described in 1832, this was the first troglobite ever known to science — its discovery launched the entire field of cave biology and biospeleology.