قِرش مخزوم للمحيط الهادئ vs Polar bear

Echinorhinus cookei compared with Ursus maritimus

Key Differences

• قِرش مخزوم للمحيط الهادئ is Data Deficient while Polar bear is Vulnerable.

Taxonomic Classification

Rank	قِرش مخزوم للمحيط الهادئ	Polar bear
Kingdom same	Animalia (حيوانات)	Animalia (حيوانات)
Phylum same	Chordata (حبليات)	Chordata (حبليات)
Class	Elasmobranchii	Mammalia (ثدييات)
Order	Squaliformes (قرشيات)	Carnivora (لواحم)
Family	Echinorhinidae	Ursidae (Bears)
Genus	Echinorhinus	Ursus (Bears)
Species	Echinorhinus cookei	Ursus maritimus

Evolutionary Relationship

قِرش مخزوم للمحيط الهادئ and Polar bear share a common ancestor at the Phylum level: Chordata. (حبليات)

Conservation Status

قِرش مخزوم للمحيط الهادئ

DD — Data Deficient

Polar bear

VU — Vulnerable

Population: ~26.0K

Trend: Decreasing ↓

Physical Characteristics

Attribute	قِرش مخزوم للمحيط الهادئ	Polar bear
Diet	—	Carnivore
Average Lifespan	—	25 years
Average Length	—	2.4 m
Average Weight	—	450.0 kg

Habitat & Geographic Range

قِرش مخزوم للمحيط الهادئ

Habitat

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

Range

Distributed across Chile, Colombia, and Taiwan.

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.

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.