Canadian beaver vs Silky Ringlet

Castor canadensis compared with Erebia gorge

Key Differences

Canadian beaver is Not Evaluated while Silky Ringlet is Least Concern.

Taxonomic Classification

Rank	Canadian beaver	Silky Ringlet
Kingdom same	Animalia (動物)	Animalia (動物)
Phylum	Chordata (脊索動物)	Arthropoda (節足動物)
Class	Mammalia (哺乳類)	Insecta (昆虫)
Order	Rodentia (ネズミ目)	Lepidoptera (チョウ目)
Family	Castoridae (Beavers)	Nymphalidae (Brush-footed Butterflies)
Genus	Castor (Beavers)	Erebia
Species	Castor canadensis	Erebia gorge

Evolutionary Relationship

Canadian beaver and Silky Ringlet share a common ancestor at the Kingdom level: Animalia. (動物)

表示 Kingdom: Animalia

Conservation Status

Canadian beaver

NE — Not Evaluated

Population: ~15.0M

Trend: Stable →

Silky Ringlet

LC — Least Concern

Physical Characteristics

Attribute	Canadian beaver	Silky Ringlet
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).

Silky Ringlet

Habitat

Typically found in virtually all terrestrial and freshwater habitats.

Range

Found across Europe (20 countries).

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。