arctic shrew vs Pacific Spiny-rat

Sorex arcticus compared with Proechimys decumanus

Key Differences

• arctic shrew is Least Concern while Pacific Spiny-rat is Near Threatened.

Taxonomic Classification

Rank	arctic shrew	Pacific Spiny-rat
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class same	Mammalia (Mammals)	Mammalia (Mammals)
Order	Soricomorpha (Soricomorpha)	Rodentia (Rodents)
Family	Soricidae	Echimyidae
Genus	Sorex	Proechimys
Species	Sorex arcticus	Proechimys decumanus

Evolutionary Relationship

arctic shrew and Pacific Spiny-rat share a common ancestor at the Class level: Mammalia. (Mammals)

Conservation Status

arctic shrew

LC — Least Concern

Pacific Spiny-rat

NT — Near Threatened

Physical Characteristics

Attribute	arctic shrew	Pacific Spiny-rat
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

arctic shrew

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Pacific Spiny-rat

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 shrew

The Arctic shrew (Sorex arcticus) 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.