シチメンチョウ vs Polar bear

Meleagris gallopavo compared with Ursus maritimus

Key Differences

シチメンチョウ is Least Concern while Polar bear is Vulnerable.

Taxonomic Classification

Rank	シチメンチョウ	Polar bear
Kingdom same	Animalia (動物)	Animalia (動物)
Phylum same	Chordata (脊索動物)	Chordata (脊索動物)
Class	Aves (鳥類)	Mammalia (哺乳類)
Order	Galliformes (キジ目)	Carnivora (ネコ目)
Family	Phasianidae	Ursidae (Bears)
Genus	Meleagris	Ursus (Bears)
Species	Meleagris gallopavo	Ursus maritimus

Evolutionary Relationship

シチメンチョウ and Polar bear share a common ancestor at the Phylum level: Chordata. (脊索動物)

表示 Phylum: Chordata

Conservation Status

シチメンチョウ

LC — Least Concern

Polar bear

VU — Vulnerable

Population: ~26.0K

Trend: Decreasing ↓

Physical Characteristics

Attribute	シチメンチョウ	Polar bear
Diet	—	Carnivore
Average Lifespan	—	25 years
Average Length	—	2.4 m
Average Weight	—	450.0 kg

Habitat & Geographic Range

シチメンチョウ

Habitat

Found across multiple habitat types including tropical and subtropical moist broadleaf forests, temperate broadleaf and mixed forests, and temperate coniferous forests, among 4 distinct biome types within the Indomalayan biogeographic realm. Populations are also found in montane and highland environments at higher elevations.

Range

Widely distributed across Asia (Nepal), Europe (14 countries), North America (United States), Oceania and the Pacific (Australia, New Zealand), and South America (Colombia, Ecuador).

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.

シチメンチョウ

ヤケイ七面鳥（Meleagris gallopavo）はIUCNレッドリストで軽度懸念（LC）に分類されている。分布域全体で広く生息し個体数は安定しており、早急な保全上の懸念はない。

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。