Atlantic Deep-sea Lobster vs Polar bear

Acanthacaris caeca compared with Ursus maritimus

Key Differences

• Atlantic Deep-sea Lobster is Least Concern while Polar bear is Vulnerable.

Taxonomic Classification

Rank	Atlantic Deep-sea Lobster	Polar bear
Kingdom same	Animalia (प्राणी)	Animalia (प्राणी)
Phylum	Arthropoda (सन्धिपाद)	Chordata (रज्जुकी)
Class	Malacostraca (Crustaceans)	Mammalia (स्तनधारी)
Order	Decapoda (Decapoda)	Carnivora (मांसाहारी गण)
Family	Nephropidae	Ursidae (Bears)
Genus	Acanthacaris	Ursus (Bears)
Species	Acanthacaris caeca	Ursus maritimus

Evolutionary Relationship

Atlantic Deep-sea Lobster and Polar bear share a common ancestor at the Kingdom level: Animalia. (प्राणी)

Conservation Status

Atlantic Deep-sea Lobster

LC — Least Concern

Polar bear

VU — Vulnerable

Population: ~26.0K

Trend: Decreasing ↓

Physical Characteristics

Attribute	Atlantic Deep-sea Lobster	Polar bear
Diet	—	Carnivore
Average Lifespan	—	25 years
Average Length	—	2.4 m
Average Weight	—	450.0 kg

Habitat & Geographic Range

Atlantic Deep-sea Lobster

Habitat

Typically found in marine, freshwater, and terrestrial environments.

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 Deep-sea Lobster

The Atlantic Deep-sea Lobster (Acanthacaris caeca) is a species in the genus Acanthacaris. It is currently classified as Least Concern on the IUCN Red List. Typically found in marine, freshwater, and terrestrial environments.

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.