Brown Diving Beetle vs forest caterpillar hunter

Agabus brunneus compared with Calosoma sycophanta

Key Differences

• Brown Diving Beetle is Extinct while forest caterpillar hunter is Critically Endangered.

Taxonomic Classification

Rank	Brown Diving 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	Dytiscidae	Carabidae
Genus	Agabus	Calosoma
Species	Agabus brunneus	Calosoma sycophanta

Evolutionary Relationship

Brown Diving Beetle and forest caterpillar hunter share a common ancestor at the Order level: Coleoptera. (Beetles)

Conservation Status

Brown Diving Beetle

EX — Extinct

forest caterpillar hunter

CR — Critically Endangered

Physical Characteristics

Attribute	Brown Diving Beetle	forest caterpillar hunter
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Brown Diving Beetle

Habitat

Typically found in virtually all terrestrial and freshwater habitats.

Range

Distributed across Belgium and Sweden.

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.

Brown Diving Beetle

The Brown Diving Beetle (Agabus brunneus) is a species in the genus Agabus. It is currently classified as Extinct on the IUCN Red List. Typically found in virtually all terrestrial and freshwater habitats.

Shared Countries

Both species can be found in 2 countries:

🇧🇪 Belgium 🇸🇪 Sweden