Brown Diving Beetle vs Curled Thistle

Agabus brunneus compared with Carduus crispus

Key Differences

Brown Diving Beetle is Extinct while Curled Thistle is Least Concern.

Taxonomic Classification

Rank	Brown Diving Beetle	Curled Thistle
Kingdom	Animalia (Animals)	Plantae (Plants)
Phylum	Arthropoda (Arthropods)	Magnoliophyta (Flowering Plants)
Class	Insecta (Insects)	Magnoliopsida (Dicots)
Order	Coleoptera (Beetles)	Asterales (Daisies & Sunflowers)
Family	Dytiscidae	Asteraceae (Daisy Family)
Genus	Agabus	Carduus
Species	Agabus brunneus	Carduus crispus

Conservation Status

Brown Diving Beetle

EX — Extinct

Curled Thistle

LC — Least Concern

Physical Characteristics

Attribute	Brown Diving Beetle	Curled Thistle
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.

Curled Thistle

Habitat

Typically found in diverse terrestrial habitats from tropical forests to temperate regions.

Range

Widely distributed across Asia (Japan, North Korea), Europe (7 countries), and North America (Canada, United States).

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.