Canadian beaver vs Caspian Shrew

Castor canadensis compared with Crocidura caspica

Key Differences

• Canadian beaver is Not Evaluated while Caspian Shrew is Data Deficient.

Taxonomic Classification

Rank	Canadian beaver	Caspian Shrew
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class same	Mammalia (Mammals)	Mammalia (Mammals)
Order	Rodentia (Rodents)	Soricomorpha (Soricomorpha)
Family	Castoridae (Beavers)	Soricidae
Genus	Castor (Beavers)	Crocidura
Species	Castor canadensis	Crocidura caspica

Evolutionary Relationship

Canadian beaver and Caspian Shrew share a common ancestor at the Class level: Mammalia. (Mammals)

Conservation Status

Canadian beaver

NE — Not Evaluated

Population: ~15.0M

Trend: Stable →

Caspian Shrew

DD — Data Deficient

Physical Characteristics

Attribute	Canadian beaver	Caspian Shrew
Diet	Herbivore	—
Average Lifespan	15 years	—
Average Length	1.0 m	—
Average Weight	25.0 kg	—

Habitat & Geographic Range

Canadian beaver

Habitat

Typically found in grasslands, forests, and vegetated habitats.

Range

Widely distributed across Europe (15 countries), North America (United States), and South America (Argentina, Chile).

Caspian Shrew

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Canadian beaver

The largest rodent in North America, Canadian beavers weigh up to 32 kg and are master ecosystem engineers inhabiting rivers, lakes, and wetlands across Canada and the northern United States. By felling trees and constructing dams up to hundreds of meters long, beavers create ponds that provide habitat for hundreds of species. Their lodges and canals transform entire watersheds. Once nearly hunted to extinction for their fur, beaver populations have recovered strongly.

Caspian Shrew

The Caspian Shrew (Crocidura caspica) is a species in the genus Crocidura. It is currently classified as Data Deficient on the IUCN Red List. Typically found in diverse terrestrial and aquatic ecosystems.