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 (Animals)	Animalia (Animals)
Phylum	Arthropoda (artrópode)	Chordata (cordados)
Class	Malacostraca (Crustaceans)	Mammalia (mamíferos)
Order	Decapoda (Decapoda)	Carnivora (carnívoros)
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. (Animals)

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

O maior carnivoro terrestre da Terra, o urso-polar pode ultrapassar 700 kg e e encontrado pelo gelo marinho artico, do Canada ate a Russia. Mamiferos marinhos altamente especializados que dependem do gelo marinho para cacas de focas e focas-barbadas. Excelentes nadadores capazes de percorrer grandes distancias em aguas abertas. Classificado como Vulneravel, com populacoes sob severa pressao devido a rapida perda de gelo marinho artico causada pelas mudancas climaticas.