Bornean orangutan vs Polar bear

Pongo pygmaeus compared with Ursus maritimus

Key Differences

• Bornean orangutan is Critically Endangered while Polar bear is Vulnerable.
• Bornean orangutan is omnivore while Polar bear is carnivore.
• Polar bear is 6.0x heavier than Bornean orangutan.
• Bornean orangutan lives longer (35 years vs 25 years).

Taxonomic Classification

Rank	Bornean orangutan	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 same	Mammalia (哺乳動物)	Mammalia (哺乳動物)
Order	Primates (灵长目)	Carnivora (食肉目)
Family	Hominidae (Great Apes)	Ursidae (Bears)
Genus	Pongo (Orangutans)	Ursus (Bears)
Species	Pongo pygmaeus	Ursus maritimus

Evolutionary Relationship

Bornean orangutan and Polar bear share a common ancestor at the Class level: Mammalia. (哺乳動物)

Conservation Status

Bornean orangutan

CR — Critically Endangered

Population: ~104.7K

Trend: Decreasing ↓

Polar bear

VU — Vulnerable

Population: ~26.0K

Trend: Decreasing ↓

Physical Characteristics

Attribute	Bornean orangutan	Polar bear
Diet	Omnivore	Carnivore
Average Lifespan	35 years	25 years
Average Length	1.4 m	2.4 m
Average Weight	75.0 kg	450.0 kg

Habitat & Geographic Range

Bornean orangutan

Habitat

Found across multiple habitat types including tropical and subtropical moist broadleaf forests, tropical and subtropical dry broadleaf forests, and tropical and subtropical grasslands and savannas, among 5 distinct biome types spanning the Australasia and Indomalayan realms. Populations are also found in montane and highland environments at higher elevations.

Range

Distributed across Indonesia and Malaysia. Currently classified as Critically 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.

Bornean orangutan

婆罗洲猩猩是世界上最大的树栖哺乳动物，体重可达90公斤，一生大部分时间在婆罗洲的雨林树冠中度过。它们独居、半游牧，在树上筑夜间休息巢，以果实、叶片和无脊椎动物为食。由于棕榈油扩张导致的森林砍伐和非法狩猎，其种群在过去60年间减少了50%以上，被列为极度濒危物种。

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。