Grayling vs Polar bear

Hipparchia semele compared with Ursus maritimus

Key Differences

  • Grayling is Endangered while Polar bear is Vulnerable.

Taxonomic Classification

Rank Grayling Polar bear
Kingdom same Animalia (动物界) Animalia (动物界)
Phylum Arthropoda (节肢动物门) Chordata (脊索动物门)
Class Insecta (昆蟲綱) Mammalia (哺乳動物)
Order Lepidoptera (鱗翅目) Carnivora (食肉目)
Family Nymphalidae (Brush-footed Butterflies) Ursidae (Bears)
Genus Hipparchia Ursus (Bears)
Species Hipparchia semele Ursus maritimus

Evolutionary Relationship

Grayling and Polar bear share a common ancestor at the Kingdom level: Animalia. (动物界)

Conservation Status

Grayling

EN — Endangered

Polar bear

VU — Vulnerable

Population: ~26.0K

Trend: Decreasing ↓

Physical Characteristics

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

Habitat & Geographic Range

Grayling

Habitat

Inhabits temperate broadleaf and mixed forests and Mediterranean forests and woodlands within the Palearctic biogeographic realm. Populations are also found in montane and highland environments at higher elevations.

Range

Found across Europe (37 countries). Currently classified as Endangered 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.

Grayling

岩眼蝶(Hipparchia semele)在IUCN红色名录中被列为濒危物种(EN)。野生种群数量显著减少,面临持续的生存威胁,灭绝风险极高。

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:

Nature FYI Family

Explore more of the natural world across our sister sites.

Part of the Nature FYI family — FYIPedia