Canadian beaver vs Reticulated Python

Castor canadensis compared with Python reticulatus

Key Differences

• Canadian beaver is Not Evaluated while Reticulated Python is Least Concern.
• Canadian beaver is herbivore while Reticulated Python is carnivore.
• Reticulated Python is 3.0x heavier than Canadian beaver.
• Reticulated Python lives longer (25 years vs 15 years).

Taxonomic Classification

Rank	Canadian beaver	Reticulated Python
Kingdom same	Animalia (動物)	Animalia (動物)
Phylum same	Chordata (脊索動物)	Chordata (脊索動物)
Class	Mammalia (哺乳類)	Reptilia (爬虫類)
Order	Rodentia (ネズミ目)	Squamata (有鱗目)
Family	Castoridae (Beavers)	Pythonidae (Pythons)
Genus	Castor (Beavers)	Python (Pythons)
Species	Castor canadensis	Python reticulatus

Evolutionary Relationship

Canadian beaver and Reticulated Python share a common ancestor at the Phylum level: Chordata. (脊索動物)

Conservation Status

Canadian beaver

NE — Not Evaluated

Population: ~15.0M

Trend: Stable →

Reticulated Python

LC — Least Concern

Trend: Stable →

Physical Characteristics

Attribute	Canadian beaver	Reticulated Python
Diet	Herbivore	Carnivore
Average Lifespan	15 years	25 years
Average Length	1.0 m	6.0 m
Average Weight	25.0 kg	75.0 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).

Reticulated Python

Habitat

Found across multiple habitat types including tropical and subtropical moist broadleaf forests, tropical and subtropical dry broadleaf forests, and tropical and subtropical coniferous forests, among 4 distinct biome types within the Indomalayan biogeographic realm. Populations are also found in montane and highland environments at higher elevations.

Range

Distributed across Indonesia, Malaysia, Myanmar, Philippines, and Thailand.

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。

Reticulated Python

アミメニシキヘビ（Python reticulatus）は世界最長かつ最重量級のヘビの一つである。締め付けによって獲物を仕留める。