Arctic barrel-bubble vs Pygmy three-toed sloth

Retusa obtusa compared with Bradypus pygmaeus

Key Differences

• Arctic barrel-bubble is Least Concern while Pygmy three-toed sloth is Critically Endangered.

Taxonomic Classification

Rank	Arctic barrel-bubble	Pygmy three-toed sloth
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum	Mollusca (Mollusks)	Chordata (Chordates)
Class	Gastropoda (Gastropoda)	Mammalia (Mammals)
Order	Cephalaspidea (Cephalaspidea)	Pilosa (Sloths & Anteaters)
Family	Retusidae	Bradypodidae (Three-toed Sloths)
Genus	Retusa	Bradypus (Three-toed Sloths)
Species	Retusa obtusa	Bradypus pygmaeus

Evolutionary Relationship

Arctic barrel-bubble and Pygmy three-toed sloth share a common ancestor at the Kingdom level: Animalia. (Animals)

Conservation Status

Arctic barrel-bubble

LC — Least Concern

Pygmy three-toed sloth

CR — Critically Endangered

Physical Characteristics

Attribute	Arctic barrel-bubble	Pygmy three-toed sloth
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Arctic barrel-bubble

Habitat

Typically found in terrestrial and aquatic habitats including forests and freshwater.

Range

Distributed across Belgium, Denmark, Norway, and Sweden.

Pygmy three-toed sloth

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Arctic barrel-bubble

The Arctic barrel-bubble (Retusa obtusa) is a species in the genus Retusa. It is currently classified as Least Concern on the IUCN Red List. Typically found in terrestrial and aquatic habitats including forests and freshwater.