beech marten vs Polar bear

Martes foina compared with Ursus maritimus

Key Differences

  • beech marten is Least Concern while Polar bear is Vulnerable.

Taxonomic Classification

Rank beech marten Polar bear
Kingdom same Animalia (動物) Animalia (動物)
Phylum same Chordata (脊索動物) Chordata (脊索動物)
Class same Mammalia (哺乳類) Mammalia (哺乳類)
Order same Carnivora (ネコ目) Carnivora (ネコ目)
Family Mustelidae (Weasels & Otters) Ursidae (Bears)
Genus Martes Ursus (Bears)
Species Martes foina Ursus maritimus

Evolutionary Relationship

beech marten and Polar bear share a common ancestor at the Order level: Carnivora. (ネコ目)

Conservation Status

beech marten

LC — Least Concern

Polar bear

VU — Vulnerable

Population: ~26.0K

Trend: Decreasing ↓

Physical Characteristics

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

Habitat & Geographic Range

beech marten

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Range

Found across Europe (7 countries).

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.

beech marten

テン(Martes foina)は、IUCNレッドリストで軽度懸念(LC)に分類されています。分布域全体にわたって広く生息し個体数も豊富で、個体群は安定しており、差し迫った保全上の懸念はありません。

Polar bear

地球上で最大の陸上肉食動物であるホッキョクグマは700kgを超えることがあり、カナダからロシアまでの北極海氷域全体に分布する。ワモンアザラシとヒゲアザラシを狩るために海氷に依存する高度に特化した海洋哺乳類である。広大な距離を泳ぐことができる優れた泳者でもある。脆弱種に指定されており、気候変動による急激な北極海氷の消失で個体群が深刻な圧力を受けている。

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