Arktischer Felsenbohrer vs Eisbär

Hiatella arctica compared with Ursus maritimus

Key Differences

• Arktischer Felsenbohrer is Least Concern while Eisbär is Vulnerable.

Taxonomic Classification

Rank	Arktischer Felsenbohrer	Eisbär
Kingdom same	Animalia (Tier)	Animalia (Tier)
Phylum	Mollusca (Weichtiere)	Chordata (Chordatiere)
Class	Bivalvia (Muscheln)	Mammalia (Säugetiere)
Order	Adapedonta (Adapedonta)	Carnivora (Raubtiere)
Family	Hiatellidae	Ursidae (Bears)
Genus	Hiatella	Ursus (Bears)
Species	Hiatella arctica	Ursus maritimus

Evolutionary Relationship

Arktischer Felsenbohrer and Eisbär share a common ancestor at the Kingdom level: Animalia. (Tier)

Conservation Status

Arktischer Felsenbohrer

LC — Least Concern

Eisbär

VU — Vulnerable

Population: ~26.0K

Trend: Decreasing ↓

Physical Characteristics

Attribute	Arktischer Felsenbohrer	Eisbär
Diet	—	Carnivore
Average Lifespan	—	25 years
Average Length	—	2.4 m
Average Weight	—	450.0 kg

Habitat & Geographic Range

Arktischer Felsenbohrer

Habitat

Native to Africa and Europe and North America, inhabiting ecosystems characteristic of the region.

Range

Widely distributed across Africa (South Africa), Europe (5 countries), North America (United States), and South America (Chile).

Eisbär

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.

Arktischer Felsenbohrer

The Arctic Hiatella (Hiatella arctica) is a species in the genus Hiatella. It is currently classified as Least Concern on the IUCN Red List. Native to Africa and Europe and North America, inhabiting ecosystems characteristic of the region.

Eisbär

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