vs Polar bear

Biscogniauxia repanda compared with Ursus maritimus

Taxonomic Classification

Rank		Polar bear
Kingdom	Fungi (真菌界)	Animalia (动物界)
Phylum	Ascomycota (子囊菌门)	Chordata (脊索动物门)
Class	Sordariomycetes (粪壳菌纲)	Mammalia (哺乳動物)
Order	Xylariales (炭角菌目)	Carnivora (食肉目)
Family	Graphostromataceae	Ursidae (Bears)
Genus	Biscogniauxia	Ursus (Bears)
Species	Biscogniauxia repanda	Ursus maritimus

Conservation Status

VU — Vulnerable

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 and North America and South America, inhabiting ecosystems characteristic of the region.

Range

Distributed across Brazil, Denmark, Norway, Sweden, and United States. Currently classified as Vulnerable on the IUCN Red List, this species faces significant conservation challenges across its range.

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.

Biscogniauxia repanda是一种核菌纲真菌，在枯死阔叶树皮上形成扁平、壳状的子座，其中嵌有子囊壳。生长于栎树、栗树及其他阔叶树的枯枝和枯干上，栖息于温带和地中海森林。这种腐生子囊菌分解枯死阔叶木，并在受胁迫或受损树木上定殖。

Polar bear

北极熊是地球上最大的陆地食肉动物，体重可超过700千克，分布于从加拿大到俄罗斯的北极海冰区。是高度特化的海洋哺乳动物，依赖海冰捕猎环斑海豹和髯海豹。是优秀的游泳者，能够横渡广阔的开阔水域。被列为易危种，因气候变化导致北极海冰迅速减少，种群正受到严重威胁。

Shared Countries

Both species can be found in 1 countries:

🇳🇴 Norway