vs Polar bear

Bitrichia chodatii 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	Chrysophyceae (丽生菌纲)	Mammalia (哺乳動物)
Order	Hibberdiales (蟄居金藻目)	Carnivora (食肉目)
Family	Stylococcaceae	Ursidae (Bears)
Genus	Bitrichia	Ursus (Bears)
Species	Bitrichia chodatii	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 Denmark, Norway, 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.

Bitrichia chodatii是Chromulinales目的一种具鞘金藻（金色藻类），形成具有两条以上突出棘刺的特征性保护壳，将自身锚定于水中基底或其他藻类上。栖息于贫营养的清澈淡水湖泊，作为光合鞭毛虫参与浮游植物群落。以植物学家Robert Chodat命名，是寒冷低营养高山湖泊和北方湖泊的特征物种。