Lesser Grain Borer vs Brazilian Soldier Beetle

Side-by-side species comparison

Attribute Lesser Grain Borer Brazilian Soldier Beetle
Scientific Name Rhyzopertha dominica Chauliognathus flavipes
Order Coleoptera Coleoptera
Family Bostrichidae Cantharidae
Size 2-3 mm 9-13 mm
Habitat Gardens Forests
Diet Seed Feeders Predators
Regions Worldwide tropical and subtropical regions South America, Brazil
Conservation Not Evaluated Least Concern

Lesser Grain Borer

A cylindrical dark brown beetle that bores into whole grain kernels, reducing them to powder. It is especially destructive in warm tropical grain stores.

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Did You Know?

It produces a distinctive sweet, musty odor that can taint infested grain.

Brazilian Soldier Beetle

A South American soldier beetle with yellow-orange elytra and dark markings. It is commonly found on flowers in the Atlantic Forest region where it acts as both predator and pollinator.

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Did You Know?

South American Chauliognathus species are important pollinators of wildflowers and crops, particularly in degraded habitats.