Western Balsam Bark Beetle vs Erosion Dead Leaf Mantis

Side-by-side species comparison

Attribute	Western Balsam Bark Beetle	Erosion Dead Leaf Mantis
Scientific Name	Dryocoetes confusus	Acanthops erosula
Order	Coleoptera	Mantodea
Family	Curculionidae (Scolytinae)	Acanthopidae
Size	3.2–4.5 mm	30-42 mm
Habitat	Mountains	Forests
Diet	Wood Feeders	Wood Feeders
Regions	Western North America	French Guiana, Suriname, Brazil
Conservation	Not Evaluated	Least Concern

Western Balsam Bark Beetle

A bark beetle that primarily attacks subalpine fir in western North America. It often colonizes trees already weakened by root disease.

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It produces a pheromone called exo-brevicomin that attracts other beetles to mass-attack weakened trees.

A small dead leaf mantis with eroded-looking wing edges from the forests of the Guiana Shield. Its ragged outline mimics a partially decomposed leaf.

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Its wing margins look as if they have been chewed by caterpillars, adding to the dead leaf illusion.