Arctic barrel-bubble vs Kleines Nordamerika-Mausohr

Retusa obtusa compared with Myotis lucifugus

Key Differences

• Arctic barrel-bubble is Least Concern while Kleines Nordamerika-Mausohr is Endangered.

Taxonomic Classification

Rank	Arctic barrel-bubble	Kleines Nordamerika-Mausohr
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	Myotis
Species	Retusa obtusa	Myotis lucifugus

Evolutionary Relationship

Arctic barrel-bubble and Kleines Nordamerika-Mausohr share a common ancestor at the Kingdom level: Animalia. (Animals)

Conservation Status

Arctic barrel-bubble

LC — Least Concern

Kleines Nordamerika-Mausohr

EN — Endangered

Physical Characteristics

Attribute	Arctic barrel-bubble	Kleines Nordamerika-Mausohr
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.

Kleines Nordamerika-Mausohr

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Range

Found in United States. Currently classified as Endangered on the IUCN Red List, this species faces significant conservation challenges across its range.

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.