Birch Bark Beetle vs Kauri Moth

Side-by-side species comparison

Attribute Birch Bark Beetle Kauri Moth
Scientific Name Scolytus ratzeburgi Agathiphaga vitiensis
Order Coleoptera Lepidoptera
Family Curculionidae Agathiphagidae
Size 4-6 mm 8-12 mm wingspan
Habitat Forests Forests
Diet Wood Feeders Seed Feeders
Regions Scandinavia, Finland, northern Russia, Siberia Oceania (Fiji, Vanuatu, Queensland)
Conservation Least Concern Least Concern

Birch Bark Beetle

A small, dark brown bark beetle that infests birch trees in boreal and subarctic forests. Adults bore through bark to create characteristic gallery patterns. Outbreaks can kill weakened birch trees over large areas.

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Did You Know?

The gallery patterns carved by this beetle's larvae under birch bark resemble ornate branching designs that are unique to the species.

Kauri Moth

An extremely primitive moth considered a living fossil, with larvae that feed inside the seeds of kauri pine trees. It retains ancient features including functional mandibles in the adult stage. The family Agathiphagidae contains only two known species.

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Did You Know?

This moth is considered one of the most primitive living Lepidoptera, retaining mandibles that most moths and butterflies lost millions of years ago.