Blackthorn Mining Bee vs Cave ground-beetle

Andrena varians compared with Trechus montanheirorum

Key Differences

• Blackthorn Mining Bee is Least Concern while Cave ground-beetle is Critically Endangered.

Taxonomic Classification

Rank	Blackthorn Mining Bee	Cave ground-beetle
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Arthropoda (Arthropods)	Arthropoda (Arthropods)
Class same	Insecta (Insects)	Insecta (Insects)
Order	Hymenoptera (Ants, Bees & Wasps)	Coleoptera (Beetles)
Family	Andrenidae	Carabidae
Genus	Andrena	Trechus
Species	Andrena varians	Trechus montanheirorum

Evolutionary Relationship

Blackthorn Mining Bee and Cave ground-beetle share a common ancestor at the Class level: Insecta. (Insects)

Conservation Status

Blackthorn Mining Bee

LC — Least Concern

Cave ground-beetle

CR — Critically Endangered

Physical Characteristics

Attribute	Blackthorn Mining Bee	Cave ground-beetle
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Blackthorn Mining Bee

Habitat

Typically found in virtually all terrestrial and freshwater habitats.

Range

Distributed across Denmark, Luxembourg, Norway, and Sweden.

Cave ground-beetle

Habitat

Inhabits temperate broadleaf and mixed forests and Mediterranean forests and woodlands within the Palearctic biogeographic realm. Populations are also found in montane and highland environments at higher elevations.

Range

Found in Portugal. Currently classified as Critically Endangered on the IUCN Red List, this species faces significant conservation challenges across its range.

Blackthorn Mining Bee

The Blackthorn Mining Bee (Andrena varians) is a species in the genus Andrena. It is currently classified as Least Concern on the IUCN Red List. Distributed across Denmark, Luxembourg, Norway, and Sweden.

Cave ground-beetle

The Cave ground-beetle (Trechus montanheirorum) is a species in the genus Trechus. It is currently classified as Critically Endangered on the IUCN Red List. Inhabits temperate broadleaf and mixed forests and Mediterranean forests and woodlands within the Palearctic biogeographic realm. Populations are also found in montane and highland environments at higher elevations.