Dot Moth vs Western Pine Beetle

Side-by-side species comparison

Attribute Dot Moth Western Pine Beetle
Scientific Name Melanchra persicariae Dendroctonus brevicomis
Order Lepidoptera Coleoptera
Family Noctuidae Curculionidae
Size 38-48 mm wingspan 3-5 mm
Habitat Underground Forests
Diet Wood Feeders Wood Feeders
Regions Europe, Central Asia Western United States from British Columbia to Mexico
Conservation Least Concern Least Concern

Dot Moth

A dark bluish-black moth with a conspicuous white kidney-mark on each forewing. Its boldly marked appearance makes it easy to identify at light traps.

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Did You Know?

The white dot on its dark wings is so prominent it can be identified from several feet away.

Western Pine Beetle

A small dark brown bark beetle that attacks ponderosa pine trees. It is one of the most destructive bark beetles in western forests.

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Did You Know?

It uses aggregation pheromones to coordinate mass attacks that can overwhelm a healthy tree's resin defenses.