Polar bear vs قِرش فانوس قصِير الذّيل

Ursus maritimus compared with Etmopterus brachyurus

Key Differences

Polar bear is Vulnerable while قِرش فانوس قصِير الذّيل is Data Deficient.

Taxonomic Classification

Rank	Polar bear	قِرش فانوس قصِير الذّيل
Kingdom same	Animalia (حيوانات)	Animalia (حيوانات)
Phylum same	Chordata (حبليات)	Chordata (حبليات)
Class	Mammalia (ثدييات)	Elasmobranchii
Order	Carnivora (لواحم)	Squaliformes (قرشيات)
Family	Ursidae (Bears)	Etmopteridae
Genus	Ursus (Bears)	Etmopterus
Species	Ursus maritimus	Etmopterus brachyurus

Evolutionary Relationship

Polar bear and قِرش فانوس قصِير الذّيل share a common ancestor at the Phylum level: Chordata. (حبليات)

استعراض Phylum: Chordata

Conservation Status

Polar bear

VU — Vulnerable

Population: ~26.0K

Trend: Decreasing ↓

قِرش فانوس قصِير الذّيل

DD — Data Deficient

Physical Characteristics

Attribute	Polar bear	قِرش فانوس قصِير الذّيل
Diet	Carnivore	—
Average Lifespan	25 years	—
Average Length	2.4 m	—
Average Weight	450.0 kg	—

Habitat & Geographic Range

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.

قِرش فانوس قصِير الذّيل

Habitat

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

Range

Distributed across Chile and Taiwan.

Polar bear

The largest land carnivore on Earth, polar bears can exceed 700 kg and are found across Arctic sea ice from Canada to Russia. Highly specialized marine mammals that rely on sea ice to hunt ringed and bearded seals. Excellent swimmers capable of covering vast distances in open water. Listed as Vulnerable, with populations under severe pressure from rapid Arctic sea ice loss due to climate change.