Caucasian Pygmy Shrew vs Louse

Sorex volnuchini compared with Polyplax serrata

Key Differences

• Caucasian Pygmy Shrew is Least Concern while Louse is Not Evaluated.

Taxonomic Classification

Rank	Caucasian Pygmy Shrew	Louse
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum	Chordata (Chordates)	Arthropoda (Arthropods)
Class	Mammalia (Mammals)	Insecta (Insects)
Order	Soricomorpha (Soricomorpha)	Psocodea (Psocodea)
Family	Soricidae	Polyplacidae
Genus	Sorex	Polyplax
Species	Sorex volnuchini	Polyplax serrata

Evolutionary Relationship

Caucasian Pygmy Shrew and Louse share a common ancestor at the Kingdom level: Animalia. (Animals)

Conservation Status

Caucasian Pygmy Shrew

LC — Least Concern

Louse

NE — Not Evaluated

Physical Characteristics

Attribute	Caucasian Pygmy Shrew	Louse
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Caucasian Pygmy Shrew

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Louse

Habitat

Typically found in virtually all terrestrial and freshwater habitats.

Range

Distributed across Norway, Sweden, and United States.

Caucasian Pygmy Shrew

The Caucasian Pygmy Shrew (Sorex volnuchini) is a species in the genus Sorex. It is currently classified as Least Concern on the IUCN Red List. Typically found in diverse terrestrial and aquatic ecosystems.