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 (动物界)	Animalia (动物界)
Phylum same	Chordata (脊索动物门)	Chordata (脊索动物门)
Class same	Mammalia (哺乳動物)	Mammalia (哺乳動物)
Order	Perissodactyla (奇蹄目)	Rodentia (啮齿目)
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. (哺乳動物)

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

北美最大的啮齿动物加拿大河狸体重可达32公斤，是栖息于加拿大和美国北部河流、湖泊和湿地的杰出生态系统工程师。通过伐木和建造可达数百米的水坝形成水塘，为数百种物种提供生境。其巢穴和运河改变了整个流域。曾因毛皮贸易被猎杀至濒临灭绝，但种群已大幅恢复。