Atlantic Electric Ray vs Polar bear

Tetronarce nobiliana compared with Ursus maritimus

Key Differences

• Atlantic Electric Ray is Not Evaluated while Polar bear is Vulnerable.

Taxonomic Classification

Rank	Atlantic Electric Ray	Polar bear
Kingdom same	Animalia (동물)	Animalia (동물)
Phylum same	Chordata (척삭동물)	Chordata (척삭동물)
Class	Elasmobranchii	Mammalia (포유류)
Order	Torpediniformes (전기가오리목)	Carnivora (식육목)
Family	Torpedinidae	Ursidae (Bears)
Genus	Tetronarce	Ursus (Bears)
Species	Tetronarce nobiliana	Ursus maritimus

Evolutionary Relationship

Atlantic Electric Ray and Polar bear share a common ancestor at the Phylum level: Chordata. (척삭동물)

Conservation Status

Atlantic Electric Ray

NE — Not Evaluated

Polar bear

VU — Vulnerable

Population: ~26.0K

Trend: Decreasing ↓

Physical Characteristics

Attribute	Atlantic Electric Ray	Polar bear
Diet	—	Carnivore
Average Lifespan	—	25 years
Average Length	—	2.4 m
Average Weight	—	450.0 kg

Habitat & Geographic Range

Atlantic Electric Ray

Habitat

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

Range

Distributed across Denmark, Norway, and Venezuela.

Polar bear

Habitat

Found across multiple habitat types including temperate broadleaf and mixed forests, temperate coniferous forests, and boreal forests and taiga, among 4 distinct biome types within the Palearctic biogeographic realm. Populations are also found in montane and highland environments at higher elevations.

Range

Found in Norway. Currently classified as Vulnerable on the IUCN Red List, this species faces significant conservation challenges across its range.

Atlantic Electric Ray

The Atlantic Electric Ray (Tetronarce nobiliana) is a species in the genus Tetronarce. Native to Europe and South America, inhabiting ecosystems characteristic of the region.

Polar bear

지구상에서 가장 큰 육상 육식동물인 북극곰은 700kg을 넘을 수 있으며 캐나다에서 러시아까지 북극 해빙 전역에 분포한다. 고리 물범과 수염 물범을 사냥하기 위해 해빙에 의존하는 고도로 특수화된 해양 포유류이다. 광활한 거리를 헤엄쳐 다닐 수 있는 뛰어난 수영 실력을 가지고 있다. 취약종으로 등재되어 있으며, 기후 변화로 인한 급격한 북극 해빙 감소로 심각한 압력을 받고 있다.

Shared Countries

Both species can be found in 1 countries:

🇳🇴 Norway