横斑鹦哥 vs Polar bear

Bolborhynchus lineola compared with Ursus maritimus

Key Differences

• 横斑鹦哥 is Least Concern while Polar bear is Vulnerable.

Taxonomic Classification

Rank	横斑鹦哥	Polar bear
Kingdom same	Animalia (动物界)	Animalia (动物界)
Phylum same	Chordata (脊索动物门)	Chordata (脊索动物门)
Class	Aves (鳥綱)	Mammalia (哺乳動物)
Order	Psittaciformes (鹦形目)	Carnivora (食肉目)
Family	Psittacidae (True Parrots)	Ursidae (Bears)
Genus	Bolborhynchus	Ursus (Bears)
Species	Bolborhynchus lineola	Ursus maritimus

Evolutionary Relationship

横斑鹦哥 and Polar bear share a common ancestor at the Phylum level: Chordata. (脊索动物门)

Conservation Status

横斑鹦哥

LC — Least Concern

Polar bear

VU — Vulnerable

Population: ~26.0K

Trend: Decreasing ↓

Physical Characteristics

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

Habitat & Geographic Range

横斑鹦哥

Habitat

Typically found in various aerial, terrestrial, and aquatic environments.

Range

Distributed across Colombia, Ecuador, Norway, and Venezuela.

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.

横斑鹦哥

横纹小鹦鹉（Bolborhynchus lineola）是新大陆鹦鹉中体型最小的种类之一，栖息于从墨西哥南部至厄瓜多尔西部的中南美洲海拔1200至3000米的湿润山地森林。其绿色底色上特有的黑色横纹羽毛提供了出色的林冠伪装。常结成小群觅食种子和浆果，尤其偏爱竹林。相较于其他鹦鹉较为安静低调，野外研究甚少，部分鸟类爱好者有饲养记录。

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