vs Polar bear

Amphora inariensis compared with Ursus maritimus

Key Differences

is Not Evaluated while Polar bear is Vulnerable.

Taxonomic Classification

Rank		Polar bear
Kingdom	Chromista (色藻界)	Animalia (动物界)
Phylum	Ochrophyta (淡色藻门)	Chordata (脊索动物门)
Class	Bacillariophyceae (硅藻纲)	Mammalia (哺乳動物)
Order	Thalassiophysales (锥藻目)	Carnivora (食肉目)
Family	Catenulaceae	Ursidae (Bears)
Genus	Amphora	Ursus (Bears)
Species	Amphora inariensis	Ursus maritimus

Conservation Status

NE — Not Evaluated

Polar bear

VU — Vulnerable

Population: ~26.0K

Trend: Decreasing ↓

Physical Characteristics

Attribute		Polar bear
Diet	—	Carnivore
Average Lifespan	—	25 years
Average Length	—	2.4 m
Average Weight	—	450.0 kg

Habitat & Geographic Range

Habitat

Native to Europe, inhabiting ecosystems characteristic of the region.

Range

Distributed across Norway, Portugal, and Sweden.

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.

Amphora inariensis是Catenulaceae科的淡水硅藻，以其明显的背腹不对称的船形硅酸质壳体为特征。栖息于河流和湖泊的附生和附岩生境，以芬兰伊纳里湖附近的模式产地命名。