Chinaroot vs Common Seal

Dioscorea villosa compared with Phoca vitulina

Key Differences

Chinaroot is Not Evaluated while Common Seal is Near Threatened.

Taxonomic Classification

Rank	Chinaroot	Common Seal
Kingdom	Plantae (植物)	Animalia (動物)
Phylum	Magnoliophyta (被子植物門)	Chordata (脊索動物)
Class	Liliopsida (単子葉植物綱)	Mammalia (哺乳類)
Order	Dioscoreales (ヤマノイモ目)	Pinnipedia (Seals & Sea Lions)
Family	Dioscoreaceae	Phocidae (True Seals)
Genus	Dioscorea	Phoca (Harbor Seals)
Species	Dioscorea villosa	Phoca vitulina

Conservation Status

Chinaroot

NE — Not Evaluated

Common Seal

NT — Near Threatened

Population: ~500.0K

Trend: Stable →

Physical Characteristics

Attribute	Chinaroot	Common Seal
Diet	—	Carnivore
Average Lifespan	—	30 years
Average Length	—	1.7 m
Average Weight	—	80.0 kg

Habitat & Geographic Range

Chinaroot

Habitat

Typically found in grasslands, wetlands, forests, and cultivated landscapes.

Range

Distributed across Canada and United States.

Common Seal

Habitat

Typically found in diverse ecosystems where prey species are available.

Range

Found across Europe (7 countries) and North America (United States). Listed as Near Threatened, this species requires ongoing monitoring to prevent population decline.

Chinaroot

The Chinaroot (Dioscorea villosa) is a species in the genus Dioscorea. Typically found in grasslands, wetlands, forests, and cultivated landscapes.

Common Seal

最も広く分布する鰭脚類であるゴマフアザラシの近縁種・ゼニガタアザラシ（Phoca vitulina）は、北大西洋と北太平洋の温帯・亜北極沿岸に生息する。成体は最大130kgに達し、海での魚・イカ・甲殻類の捕食と海岸や岩場での休息にほぼ同じ時間を費やす。大きく表情豊かな目は低照度での水中視覚に適応している。シャチ・サメ・ホッキョクグマにとって重要な食料源である。