African wild ass vs Canadian beaver

Equus africanus compared with Castor canadensis

Key Differences

African wild ass is Critically Endangered while Canadian beaver is Not Evaluated.

Taxonomic Classification

Rank	African wild ass	Canadian beaver
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	Perissodactyla (奇蹄目)	Rodentia (ネズミ目)
Family	Equidae (Horses & Zebras)	Castoridae (Beavers)
Genus	Equus (Horses & Zebras)	Castor (Beavers)
Species	Equus africanus	Castor canadensis

Evolutionary Relationship

African wild ass and Canadian beaver share a common ancestor at the Class level: Mammalia. (哺乳類)

表示 Class: Mammalia

Conservation Status

African wild ass

CR — Critically Endangered

Canadian beaver

NE — Not Evaluated

Population: ~15.0M

Trend: Stable →

Physical Characteristics

Attribute	African wild ass	Canadian beaver
Diet	—	Herbivore
Average Lifespan	—	15 years
Average Length	—	1.0 m
Average Weight	—	25.0 kg

Habitat & Geographic Range

African wild ass

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Range

Found in United Arab Emirates. Currently classified as Critically Endangered on the IUCN Red List, this species faces significant conservation challenges across its 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).

African wild ass

The African wild ass (Equus africanus) is a species in the genus Equus. It is currently classified as Critically Endangered on the IUCN Red List. 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。