Capped Orb Mussel vs Narrow-headed Vole

Musculium lacustre compared with Microtus gregalis

Taxonomic Classification

Rank	Capped Orb Mussel	Narrow-headed Vole
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum	Mollusca (Mollusks)	Chordata (Chordates)
Class	Bivalvia (Bivalvia)	Mammalia (Mammals)
Order	Sphaeriida (Sphaeriida)	Rodentia (Rodents)
Family	Sphaeriidae	Cricetidae
Genus	Musculium	Microtus
Species	Musculium lacustre	Microtus gregalis

Evolutionary Relationship

Capped Orb Mussel and Narrow-headed Vole share a common ancestor at the Kingdom level: Animalia. (Animals)

Conservation Status

Capped Orb Mussel

LC — Least Concern

Narrow-headed Vole

LC — Least Concern

Physical Characteristics

Attribute	Capped Orb Mussel	Narrow-headed Vole
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Capped Orb Mussel

Habitat

Native to Europe and North America, inhabiting ecosystems characteristic of the region.

Range

Distributed across Denmark, Norway, Sweden, and United States.

Narrow-headed Vole

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Capped Orb Mussel

The Capped Orb Mussel (Musculium lacustre) is a species in the genus Musculium. It is currently classified as Least Concern (LC) on the IUCN Red List. Native to Europe and North America, inhabiting ecosystems characteristic of the region.