Polar bear vs Skeleton shrimp

Ursus maritimus compared with Caprella equilibra

Key Differences

• Polar bear is Vulnerable while Skeleton shrimp is Not Evaluated.

Taxonomic Classification

Rank	Polar bear	Skeleton shrimp
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum	Chordata (Chordates)	Arthropoda (Arthropods)
Class	Mammalia (Mammals)	Malacostraca (Crustaceans)
Order	Carnivora (Carnivorans)	Amphipoda (Amphipoda)
Family	Ursidae (Bears)	Caprellidae
Genus	Ursus (Bears)	Caprella
Species	Ursus maritimus	Caprella equilibra

Evolutionary Relationship

Polar bear and Skeleton shrimp share a common ancestor at the Kingdom level: Animalia. (Animals)

Conservation Status

Polar bear

VU — Vulnerable

Population: ~26.0K

Trend: Decreasing ↓

Skeleton shrimp

NE — Not Evaluated

Physical Characteristics

Attribute	Polar bear	Skeleton shrimp
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.

Skeleton shrimp

Habitat

Typically found in marine, freshwater, and terrestrial environments.

Range

Widely distributed across Africa (South Africa), Europe (4 countries), North America (Mexico, United States), and South America (Argentina).

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.

Shared Countries

Both species can be found in 1 countries:

🇳🇴 Norway