Blackthorn Mining Bee vs Threeleaf Halberd Fern

Andrena varians compared with Tectaria trifoliata

Key Differences

• Blackthorn Mining Bee is Least Concern while Threeleaf Halberd Fern is Near Threatened.

Taxonomic Classification

Rank	Blackthorn Mining Bee	Threeleaf Halberd Fern
Kingdom	Animalia (動物)	Plantae (植物)
Phylum	Arthropoda (節足動物)	Tracheophyta
Class	Insecta (昆虫)	Polypodiopsida (ウラボシ綱)
Order	Hymenoptera (ハチ目)	Polypodiales (ウラボシ目)
Family	Andrenidae	Tectariaceae
Genus	Andrena	Tectaria
Species	Andrena varians	Tectaria trifoliata

Conservation Status

Blackthorn Mining Bee

LC — Least Concern

Threeleaf Halberd Fern

NT — Near Threatened

Physical Characteristics

Attribute	Blackthorn Mining Bee	Threeleaf Halberd Fern
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.

Threeleaf Halberd Fern

Habitat

Typically found in moist, shaded forest floors and tropical canopies.

Range

Distributed across Brazil, Colombia, and Cuba. Listed as Near Threatened, this species requires ongoing monitoring to prevent population decline.

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.