Canadian beaver vs Chinese White-toothed Shrew

Castor canadensis compared with Crocidura rapax

Key Differences

• Canadian beaver is Not Evaluated while Chinese White-toothed Shrew is Data Deficient.

Taxonomic Classification

Rank	Canadian beaver	Chinese White-toothed Shrew
Kingdom same	Animalia (動物)	Animalia (動物)
Phylum same	Chordata (脊索動物)	Chordata (脊索動物)
Class same	Mammalia (哺乳類)	Mammalia (哺乳類)
Order	Rodentia (ネズミ目)	Soricomorpha (トガリネズミ目)
Family	Castoridae (Beavers)	Soricidae
Genus	Castor (Beavers)	Crocidura
Species	Castor canadensis	Crocidura rapax

Evolutionary Relationship

Canadian beaver and Chinese White-toothed Shrew share a common ancestor at the Class level: Mammalia. (哺乳類)

Conservation Status

Canadian beaver

NE — Not Evaluated

Population: ~15.0M

Trend: Stable →

Chinese White-toothed Shrew

DD — Data Deficient

Physical Characteristics

Attribute	Canadian beaver	Chinese White-toothed 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).

Chinese White-toothed Shrew

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Canadian beaver

北米最大の齧歯類であるカナダビーバーは体重32kgにも達し、カナダ・米国北部の河川、湖沼、湿地に生息する優れた生態系エンジニアです。木を倒して数百メートルに及ぶダムを造ることで池を形成し、数百種の生息環境を提供します。その巣穴や運河は流域全体を変化させます。かつては毛皮のために絶滅寸前まで狩られましたが、個体数は大きく回復しています。

Chinese White-toothed Shrew

The Chinese White-toothed Shrew (Crocidura rapax) is a species in the genus Crocidura. It is currently classified as Data Deficient on the IUCN Red List.