Wood Cockroach vs Small Dusty Wave

Side-by-side species comparison

Attribute Wood Cockroach Small Dusty Wave
Scientific Name Ectobius lapponicus Idaea seriata
Order Blattodea Lepidoptera
Family Ectobiidae Geometridae
Size 6-10 mm 16-20 mm wingspan
Habitat Underground Indoors
Diet Detritivores Detritivores
Regions Europe Europe
Conservation Least Concern Least Concern

Wood Cockroach

A small outdoor cockroach that lives in European leaf litter and never enters buildings.

💡

Did You Know?

Unlike pest species it avoids human habitation and cannot survive indoors.

Small Dusty Wave

A tiny pale moth with subtle wavy cross-lines. Commonly found inside buildings where larvae feed on dried organic matter. One of the few moths adapted to indoor living.

💡

Did You Know?

One of the few moth species that has adapted to complete its life cycle entirely inside buildings.