blue whale vs lechwe

Balaenoptera musculus compared with Kobus leche

Key Differences

• blue whale is Vulnerable while lechwe is Near Threatened.

Taxonomic Classification

Rank	blue whale	lechwe
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	Cetacea (Whales & Dolphins)	Artiodactyla (偶蹄目)
Family	Balaenopteridae (Rorquals)	Bovidae (Bovids)
Genus	Balaenoptera (Rorquals)	Kobus
Species	Balaenoptera musculus	Kobus leche

Evolutionary Relationship

blue whale and lechwe share a common ancestor at the Class level: Mammalia. (哺乳類)

Conservation Status

blue whale

VU — Vulnerable

Population: ~15.0K

Trend: Increasing ↑

lechwe

NT — Near Threatened

Physical Characteristics

Attribute	blue whale	lechwe
Diet	Carnivore	—
Average Lifespan	90 years	—
Average Length	30.0 m	—
Average Weight	150.0 t	—

Habitat & Geographic Range

blue whale

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 (4 countries), and South America (Colombia, Ecuador). Currently classified as Vulnerable on the IUCN Red List, this species faces significant conservation challenges across its range.

lechwe

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Range

Distributed across Belgium, France, Netherlands, South Africa, and United Kingdom. Listed as Near Threatened, this species requires ongoing monitoring to prevent population decline.

blue whale

地球上で生きたことが知られている最大の動物であるシロナガスクジラ（Balaenoptera musculus）は、体長33メートル、体重200トンに達することができ、心臓だけで小型自動車ほどの重さがあります。全ての海洋に生息し、極地の餌場と熱帯の繁殖地の間を回遊します。1日最大4トンのオキアミを摂取する濾過摂食者です。20世紀の捕鯨による絶滅危機からの回復後、世界的な個体数は10,000〜25,000頭と推定される絶滅危惧種です。