Canadian beaver vs delicate germanderwort

Castor canadensis compared with Riccardia multifida

Key Differences

Canadian beaver is Not Evaluated while delicate germanderwort is Endangered.

Taxonomic Classification

Rank	Canadian beaver	delicate germanderwort
Kingdom	Animalia (動物)	Plantae (植物)
Phylum	Chordata (脊索動物)	Marchantiophyta (苔類)
Class	Mammalia (哺乳類)	Jungermanniopsida (Jungermanniopsida)
Order	Rodentia (ネズミ目)	Metzgeriales (Metzgeriales)
Family	Castoridae (Beavers)	Aneuraceae
Genus	Castor (Beavers)	Riccardia
Species	Castor canadensis	Riccardia multifida

Conservation Status

Canadian beaver

NE — Not Evaluated

Population: ~15.0M

Trend: Stable →

delicate germanderwort

EN — Endangered

Physical Characteristics

Attribute	Canadian beaver	delicate germanderwort
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).

delicate germanderwort

Habitat

Native to Asia and Europe and North America, inhabiting ecosystems characteristic of the region.

Range

Widely distributed across Asia (Taiwan), Europe (6 countries), North America (United States), and South America (Brazil). Currently classified as Endangered on the IUCN Red List, this species faces significant conservation challenges across its range.

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。