Biscuit skate vs Blackthorn Mining Bee

Raja straeleni compared with Andrena varians

Key Differences

• Biscuit skate is Near Threatened while Blackthorn Mining Bee is Least Concern.

Taxonomic Classification

Rank	Biscuit skate	Blackthorn Mining Bee
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum	Chordata (Chordates)	Arthropoda (Arthropods)
Class	Elasmobranchii	Insecta (Insects)
Order	Rajiformes (Rajiformes)	Hymenoptera (Ants, Bees & Wasps)
Family	Rajidae	Andrenidae
Genus	Raja	Andrena
Species	Raja straeleni	Andrena varians

Evolutionary Relationship

Biscuit skate and Blackthorn Mining Bee share a common ancestor at the Kingdom level: Animalia. (Animals)

Conservation Status

Biscuit skate

NT — Near Threatened

Blackthorn Mining Bee

LC — Least Concern

Physical Characteristics

Attribute	Biscuit skate	Blackthorn Mining Bee
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Biscuit skate

Blackthorn Mining Bee

Habitat

Typically found in virtually all terrestrial and freshwater habitats.

Range

Distributed across Denmark, Luxembourg, Norway, and Sweden.

Biscuit skate

The Biscuit skate (Raja straeleni) is a species in the genus Raja. It is currently classified as Near Threatened on the IUCN Red List.

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.