大翅鯨 vs koala

Megaptera novaeangliae compared with Phascolarctos cinereus

Key Differences

• 大翅鯨 is carnivore while koala is herbivore.
• 大翅鯨 is 3000.0x heavier than koala.
• 大翅鯨 lives longer (50 years vs 15 years).

Taxonomic Classification

Rank	大翅鯨	koala
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	Cetacea (Whales & Dolphins)	Diprotodontia (雙門齒目)
Family	Balaenopteridae (Rorquals)	Phascolarctidae (Koalas)
Genus	Megaptera (Humpback Whales)	Phascolarctos (Koalas)
Species	Megaptera novaeangliae	Phascolarctos cinereus

Evolutionary Relationship

大翅鯨 and koala share a common ancestor at the Class level: Mammalia. (哺乳動物)

Conservation Status

大翅鯨

VU — Vulnerable

Population: ~80.0K

Trend: Increasing ↑

koala

VU — Vulnerable

Population: ~100.0K

Trend: Decreasing ↓

Physical Characteristics

Attribute	大翅鯨	koala
Diet	Carnivore	Herbivore
Average Lifespan	50 years	15 years
Average Length	15.0 m	75 cm
Average Weight	30.0 t	10.0 kg

Habitat & Geographic Range

大翅鯨

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 11 distinct biome types. Populations are also found in montane and highland environments at higher elevations.

Range

Widely distributed across Asia (Taiwan), Europe (5 countries), and South America (Colombia, Ecuador, Venezuela). Currently classified as Vulnerable on the IUCN Red List, this species faces significant conservation challenges across its range.

koala

Habitat

Typically found in grasslands, forests, and vegetated habitats.

Range

Found in Australia. Currently classified as Vulnerable on the IUCN Red List, this species faces significant conservation challenges across its range.

大翅鯨

座头鲸是大型鲸类中最具杂技表演性的物种之一，以繁殖季节雄性演唱的复杂而神秘的歌声著称，歌声有时持续数小时并随时间演变。体长可达16米，体重30吨，进行着哺乳动物中最长距离的洄游。分布于所有大洋，通过协作泡泡网捕食磷虾和小鱼。种群数量已从历史捕鲸后大体恢复。

koala

澳大利亚东部和东南部的标志性有袋类动物，体重最大可达15千克，为了节省低热量桉树叶食物所提供的能量，每天最多睡眠22小时。高度特化，能够处理会致大多数其他哺乳动物死亡的有毒桉树成分，拥有专门适应解毒功能的肠道微生物群。因衣原体病、栖息地开发和气候变化导致种群锐减，2022年被列为濒危物种。