Amazonian Marsh Rat vs Black-headed Mining Bee

Holochilus sciureus compared with Andrena nigriceps

Key Differences

• Amazonian Marsh Rat is Least Concern while Black-headed Mining Bee is Near Threatened.

Taxonomic Classification

Rank	Amazonian Marsh Rat	Black-headed Mining Bee
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum	Chordata (Chordates)	Arthropoda (Arthropods)
Class	Mammalia (Mammals)	Insecta (Insects)
Order	Rodentia (Rodents)	Hymenoptera (Ants, Bees & Wasps)
Family	Cricetidae	Andrenidae
Genus	Holochilus	Andrena
Species	Holochilus sciureus	Andrena nigriceps

Evolutionary Relationship

Amazonian Marsh Rat and Black-headed Mining Bee share a common ancestor at the Kingdom level: Animalia. (Animals)

Conservation Status

Amazonian Marsh Rat

LC — Least Concern

Black-headed Mining Bee

NT — Near Threatened

Physical Characteristics

Attribute	Amazonian Marsh Rat	Black-headed Mining Bee
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Amazonian Marsh Rat

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Range

Distributed across Colombia and Venezuela.

Black-headed Mining Bee

Habitat

Typically found in virtually all terrestrial and freshwater habitats.

Range

Distributed across Belgium, Denmark, Luxembourg, Norway, and Sweden. Listed as Near Threatened, this species requires ongoing monitoring to prevent population decline.

Amazonian Marsh Rat

The Amazonian Marsh Rat (Holochilus sciureus) is a species in the genus Holochilus. It is currently classified as Least Concern on the IUCN Red List. Typically found in diverse terrestrial and aquatic ecosystems.

Black-headed Mining Bee

The Black-headed Mining Bee (Andrena nigriceps) is a species in the genus Andrena. It is currently classified as Near Threatened on the IUCN Red List. Typically found in virtually all terrestrial and freshwater habitats.