Blackthorn Mining Bee vs smooth giant clam

Andrena varians compared with Tridacna derasa

Key Differences

• Blackthorn Mining Bee is Least Concern while smooth giant clam is Vulnerable.

Taxonomic Classification

Rank	Blackthorn Mining Bee	smooth giant clam
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum	Arthropoda (Arthropods)	Mollusca (Mollusks)
Class	Insecta (Insects)	Bivalvia (Bivalvia)
Order	Hymenoptera (Ants, Bees & Wasps)	Cardiida (Cardiida)
Family	Andrenidae	Cardiidae
Genus	Andrena	Tridacna
Species	Andrena varians	Tridacna derasa

Evolutionary Relationship

Blackthorn Mining Bee and smooth giant clam share a common ancestor at the Kingdom level: Animalia. (Animals)

Conservation Status

Blackthorn Mining Bee

LC — Least Concern

smooth giant clam

VU — Vulnerable

Physical Characteristics

Attribute	Blackthorn Mining Bee	smooth giant clam
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.

smooth giant clam

Habitat

Inhabits tropical and subtropical moist broadleaf forests within the Oceanian biogeographic realm.

Range

Distributed across Marshall Islands and Taiwan. Currently classified as Vulnerable 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.