Alaskan Fritillary vs Eisbär

Boloria alaskensis compared with Ursus maritimus

Key Differences

• Alaskan Fritillary is Not Evaluated while Eisbär is Vulnerable.

Taxonomic Classification

Rank	Alaskan Fritillary	Eisbär
Kingdom same	Animalia (Tier)	Animalia (Tier)
Phylum	Arthropoda (Gliederfüßer)	Chordata (Chordatiere)
Class	Insecta (Insekten)	Mammalia (Säugetiere)
Order	Lepidoptera (Schmetterlinge)	Carnivora (Raubtiere)
Family	Nymphalidae (Brush-footed Butterflies)	Ursidae (Bears)
Genus	Boloria	Ursus (Bears)
Species	Boloria alaskensis	Ursus maritimus

Evolutionary Relationship

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

Conservation Status

Alaskan Fritillary

NE — Not Evaluated

Eisbär

VU — Vulnerable

Population: ~26.0K

Trend: Decreasing ↓

Physical Characteristics

Attribute	Alaskan Fritillary	Eisbär
Diet	—	Carnivore
Average Lifespan	—	25 years
Average Length	—	2.4 m
Average Weight	—	450.0 kg

Habitat & Geographic Range

Alaskan Fritillary

Habitat

Typically found in virtually all terrestrial and freshwater habitats.

Range

Found in Russia.

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.

Alaskan Fritillary

The Alaskan Fritillary (Boloria alaskensis) is a species in the genus Boloria. Typically found in virtually all terrestrial and freshwater habitats.

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.