Canadian beaver vs tree hydroid

Castor canadensis compared with Eudendrium ramosum

Taxonomic Classification

Rank	Canadian beaver	tree hydroid
Kingdom same	Animalia (動物)	Animalia (動物)
Phylum	Chordata (脊索動物)	Cnidaria (刺胞動物)
Class	Mammalia (哺乳類)	Hydrozoa (ヒドロ虫綱)
Order	Rodentia (ネズミ目)	Anthoathecata (花クラゲ目)
Family	Castoridae (Beavers)	Eudendriidae
Genus	Castor (Beavers)	Eudendrium
Species	Castor canadensis	Eudendrium ramosum

Evolutionary Relationship

Canadian beaver and tree hydroid 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 →

tree hydroid

NE — Not Evaluated

Physical Characteristics

Attribute	Canadian beaver	tree hydroid
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).

tree hydroid

Habitat

Native to Europe, inhabiting ecosystems characteristic of the region.

Range

Distributed across Denmark, Norway, and Sweden.

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。