Buckelwal vs イワシクジラ (Iwashi Kujira)

Megaptera novaeangliae compared with Balaenoptera borealis

Key Differences

Buckelwal is Vulnerable while イワシクジラ (Iwashi Kujira) is Endangered.

Taxonomic Classification

Rank	Buckelwal	イワシクジラ (Iwashi Kujira)
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 same	Cetacea (Whales & Dolphins)	Cetacea (Whales & Dolphins)
Family same	Balaenopteridae (Rorquals)	Balaenopteridae (Rorquals)
Genus	Megaptera (Humpback Whales)	Balaenoptera (Rorquals)
Species	Megaptera novaeangliae	Balaenoptera borealis

Evolutionary Relationship

Buckelwal and イワシクジラ (Iwashi Kujira) share a common ancestor at the Family level: Balaenopteridae. (Rorquals)

表示 Family: Balaenopteridae

Conservation Status

Buckelwal

VU — Vulnerable

Population: ~80.0K

Trend: Increasing ↑

イワシクジラ (Iwashi Kujira)

EN — Endangered

Physical Characteristics

Attribute	Buckelwal	イワシクジラ (Iwashi Kujira)
Diet	Carnivore	—
Average Lifespan	50 years	—
Average Length	15.0 m	—
Average Weight	30.0 t	—

Habitat & Geographic Range

Buckelwal

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.

イワシクジラ (Iwashi Kujira)

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Range

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

Buckelwal

大型クジラの中で最も曲芸的なクジラのひとつであるザトウクジラは、繁殖期にオスが歌う複雑で神秘的な歌で知られており、数時間にわたって続き時間をかけて変化していきます。体長16m、体重30トンに達し、哺乳類の中で最長の回遊を行います。全海洋に分布し、協調的なバブルネット採餌でオキアミや小魚を捕食します。歴史的な捕鯨後の個体数はおおむね回復しています。