Chestnut Coloured Click Beetle vs forest caterpillar hunter

Anostirus castaneus compared with Calosoma sycophanta

Key Differences

Chestnut Coloured Click Beetle is Least Concern while forest caterpillar hunter is Critically Endangered.

Taxonomic Classification

Rank	Chestnut Coloured Click Beetle	forest caterpillar hunter
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Arthropoda (Arthropods)	Arthropoda (Arthropods)
Class same	Insecta (Insects)	Insecta (Insects)
Order same	Coleoptera (Beetles)	Coleoptera (Beetles)
Family	Elateridae	Carabidae
Genus	Anostirus	Calosoma
Species	Anostirus castaneus	Calosoma sycophanta

Evolutionary Relationship

Chestnut Coloured Click Beetle and forest caterpillar hunter share a common ancestor at the Order level: Coleoptera. (Beetles)

View Order: Coleoptera

Conservation Status

Chestnut Coloured Click Beetle

LC — Least Concern

forest caterpillar hunter

CR — Critically Endangered

Physical Characteristics

Attribute	Chestnut Coloured Click Beetle	forest caterpillar hunter
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Chestnut Coloured Click Beetle

Habitat

Typically found in virtually all terrestrial and freshwater habitats.

Range

Distributed across Belgium, Denmark, Norway, Sweden, and Switzerland.

forest caterpillar hunter

Habitat

Found across multiple habitat types including temperate broadleaf and mixed forests, temperate coniferous forests, and temperate grasslands and steppes within the Palearctic biogeographic realm. Populations are also found in montane and highland environments at higher elevations.

Range

Found across Europe (5 countries) and North America (United States). Currently classified as Critically Endangered on the IUCN Red List, this species faces significant conservation challenges across its range.

Chestnut Coloured Click Beetle

The Chestnut Coloured Click Beetle (Anostirus castaneus) is a species in the genus Anostirus. It is currently classified as Least Concern on the IUCN Red List. Typically found in virtually all terrestrial and freshwater habitats.