Arctic barrel-bubble vs Harmless Serotine

Retusa obtusa compared with Eptesicus innoxius

Key Differences

• Arctic barrel-bubble is Least Concern while Harmless Serotine is Near Threatened.

Taxonomic Classification

Rank	Arctic barrel-bubble	Harmless Serotine
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum	Mollusca (Mollusks)	Chordata (Chordates)
Class	Gastropoda (Gastropoda)	Mammalia (Mammals)
Order	Cephalaspidea (Cephalaspidea)	Chiroptera (Bats)
Family	Retusidae	Vespertilionidae
Genus	Retusa	Eptesicus
Species	Retusa obtusa	Eptesicus innoxius

Evolutionary Relationship

Arctic barrel-bubble and Harmless Serotine share a common ancestor at the Kingdom level: Animalia. (Animals)

Conservation Status

Arctic barrel-bubble

LC — Least Concern

Harmless Serotine

NT — Near Threatened

Physical Characteristics

Attribute	Arctic barrel-bubble	Harmless Serotine
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.

Harmless Serotine

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Range

Found in Ecuador. Listed as Near Threatened, this species requires ongoing monitoring to prevent population decline.

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.