Polar bear vs

Ursus maritimus compared with Protoparmeliopsis achariana

Key Differences

• Polar bear is Vulnerable while is Endangered.

Taxonomic Classification

Rank	Polar bear
Kingdom	Animalia (动物界)	Fungi (真菌界)
Phylum	Chordata (脊索动物门)	Ascomycota (子囊菌门)
Class	Mammalia (哺乳動物)	Lecanoromycetes (茶漬綱)
Order	Carnivora (食肉目)	Lecanorales (茶漬目)
Family	Ursidae (Bears)	Lecanoraceae
Genus	Ursus (Bears)	Protoparmeliopsis
Species	Ursus maritimus	Protoparmeliopsis achariana

Conservation Status

Polar bear

VU — Vulnerable

Population: ~26.0K

Trend: Decreasing ↓

EN — Endangered

Physical Characteristics

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

Habitat & Geographic 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.

Habitat

Native to Europe, inhabiting ecosystems characteristic of the region.

Range

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

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。

Protoparmeliopsis achariana是一种在裸露岩石表面发现的具有黄灰色碎片状叶状体的壳状叶状地衣。栖息于温带和地中海欧洲的裸露石灰质岩面和干燥、阳光充足的露头上。这种地衣通过光合作用和矿质基质风化获取能量，对岩石表面定植有所贡献。

Shared Countries

Both species can be found in 1 countries:

🇳🇴 Norway