Canadian beaver vs Green String Lettuce

Castor canadensis compared with Ulva linza

Key Differences

Canadian beaver is Not Evaluated while Green String Lettuce is Least Concern.

Taxonomic Classification

Rank	Canadian beaver	Green String Lettuce
Kingdom	Animalia (動物)	Plantae (植物)
Phylum	Chordata (脊索動物)	Chlorophyta (緑藻植物門)
Class	Mammalia (哺乳類)	Ulvophyceae (アオサ藻綱)
Order	Rodentia (ネズミ目)	Ulvales (アオサ目)
Family	Castoridae (Beavers)	Ulvaceae
Genus	Castor (Beavers)	Ulva
Species	Castor canadensis	Ulva linza

Conservation Status

Canadian beaver

NE — Not Evaluated

Population: ~15.0M

Trend: Stable →

Green String Lettuce

LC — Least Concern

Physical Characteristics

Attribute	Canadian beaver	Green String Lettuce
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).

Green String Lettuce

Habitat

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

Range

Widely distributed across Asia (Taiwan), Europe (4 countries), and South America (Brazil).

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。