Polar bear vs Red Roller

Ursus maritimus compared with Ancylis mitterbacheriana

Key Differences

Polar bear is Vulnerable while Red Roller is Least Concern.

Taxonomic Classification

Rank	Polar bear	Red Roller
Kingdom same	Animalia (प्राणी)	Animalia (प्राणी)
Phylum	Chordata (रज्जुकी)	Arthropoda (सन्धिपाद)
Class	Mammalia (स्तनधारी)	Insecta (कीट)
Order	Carnivora (मांसाहारी गण)	Lepidoptera (शल्कपंखी गण)
Family	Ursidae (Bears)	Tortricidae
Genus	Ursus (Bears)	Ancylis
Species	Ursus maritimus	Ancylis mitterbacheriana

Evolutionary Relationship

Polar bear and Red Roller share a common ancestor at the Kingdom level: Animalia. (प्राणी)

View Kingdom: Animalia

Conservation Status

Polar bear

VU — Vulnerable

Population: ~26.0K

Trend: Decreasing ↓

Red Roller

LC — Least Concern

Physical Characteristics

Attribute	Polar bear	Red Roller
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.

Red Roller

Habitat

Typically found in virtually all terrestrial and freshwater habitats.

Range

Distributed across Belgium, Denmark, Norway, and Sweden.

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.