Leopard-spotted swellshark vs Polar bear

Cephaloscyllium fasciatum compared with Ursus maritimus

Key Differences

• Leopard-spotted swellshark is Critically Endangered while Polar bear is Vulnerable.

Taxonomic Classification

Rank	Leopard-spotted swellshark	Polar bear
Kingdom same	Animalia (प्राणी)	Animalia (प्राणी)
Phylum same	Chordata (रज्जुकी)	Chordata (रज्जुकी)
Class	Chondrichthyes (कॉन्ड्रीइक्थीज़)	Mammalia (स्तनधारी)
Order	Carcharhiniformes (Ground Sharks)	Carnivora (मांसाहारी गण)
Family	Scyliorhinidae	Ursidae (Bears)
Genus	Cephaloscyllium	Ursus (Bears)
Species	Cephaloscyllium fasciatum	Ursus maritimus

Evolutionary Relationship

Leopard-spotted swellshark and Polar bear share a common ancestor at the Phylum level: Chordata. (रज्जुकी)

Conservation Status

Leopard-spotted swellshark

CR — Critically Endangered

Polar bear

VU — Vulnerable

Population: ~26.0K

Trend: Decreasing ↓

Physical Characteristics

Attribute	Leopard-spotted swellshark	Polar bear
Diet	—	Carnivore
Average Lifespan	—	25 years
Average Length	—	2.4 m
Average Weight	—	450.0 kg

Habitat & Geographic Range

Leopard-spotted swellshark

Habitat

Inhabits tropical and subtropical moist broadleaf forests within the Indomalayan biogeographic realm.

Range

Found in Taiwan. Currently classified as Critically Endangered on the IUCN Red List, this species faces significant conservation challenges across its 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.

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.