Canadian beaver vs Serotine

Castor canadensis compared with Eptesicus serotinus

Key Differences

• Canadian beaver is Not Evaluated while Serotine is Vulnerable.

Taxonomic Classification

Rank	Canadian beaver	Serotine
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	Rodentia (啮齿目)	Chiroptera (翼手目)
Family	Castoridae (Beavers)	Vespertilionidae
Genus	Castor (Beavers)	Eptesicus
Species	Castor canadensis	Eptesicus serotinus

Evolutionary Relationship

Canadian beaver and Serotine share a common ancestor at the Class level: Mammalia. (哺乳動物)

Conservation Status

Canadian beaver

NE — Not Evaluated

Population: ~15.0M

Trend: Stable →

Serotine

VU — Vulnerable

Physical Characteristics

Attribute	Canadian beaver	Serotine
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).

Serotine

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Range

Found across Europe (7 countries). Currently classified as Vulnerable on the IUCN Red List, this species faces significant conservation challenges across its range.

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。

Serotine

晚蝠(Eptesicus serotinus)在IUCN红色名录中被列为易危(VU)。在野外面临较高的灭绝风险，种群数量下降，栖息地压力持续增大。

Shared Countries

Both species can be found in 6 countries:

🇧🇪 Belgium 🇱🇺 Luxembourg 🇳🇴 Norway 🇷🇺 Russia 🇸🇪 Sweden 🇺🇦 Ukraine