Brown Diving Beetle vs Wachtelkönig

Agabus brunneus compared with Crex crex

Key Differences

• Brown Diving Beetle is Extinct while Wachtelkönig is Critically Endangered.

Taxonomic Classification

Rank	Brown Diving Beetle	Wachtelkönig
Kingdom same	Animalia (Tier)	Animalia (Tier)
Phylum	Arthropoda (Gliederfüßer)	Chordata (Chordatiere)
Class	Insecta (Insekten)	Aves (Vögel)
Order	Coleoptera (Käfer)	Gruiformes (Kranichvögel)
Family	Dytiscidae	Rallidae
Genus	Agabus	Crex
Species	Agabus brunneus	Crex crex

Evolutionary Relationship

Brown Diving Beetle and Wachtelkönig share a common ancestor at the Kingdom level: Animalia. (Tier)

Conservation Status

Brown Diving Beetle

EX — Extinct

Wachtelkönig

CR — Critically Endangered

Physical Characteristics

Attribute	Brown Diving Beetle	Wachtelkönig
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.

Wachtelkönig

Habitat

Found across multiple habitat types including temperate broadleaf and mixed forests, temperate coniferous forests, and boreal forests and taiga, among 8 distinct biome types within the Palearctic biogeographic realm. Populations are also found in montane and highland environments at higher elevations.

Range

Found across Europe (6 countries). 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.

Wachtelkönig

Corn Crake (Crex crex) is classified as Critically Endangered (CR) on the IUCN Red List. Facing an extremely high risk of extinction in the wild due to severe population decline and habitat loss.

Shared Countries

Both species can be found in 2 countries:

🇧🇪 Belgium 🇸🇪 Sweden