vs Buckelwal

Acanthocorbis asymmetrica compared with Megaptera novaeangliae

Key Differences

is Not Evaluated while Buckelwal is Vulnerable.

Taxonomic Classification

Rank		Buckelwal
Kingdom	Protozoa (原生動物)	Animalia (動物)
Phylum	Choanozoa (襟鞭毛虫門)	Chordata (脊索動物)
Class	Choanoflagellatea (襟鞭毛虫綱)	Mammalia (哺乳類)
Order	Choanoflagellida (Choanoflagellida)	Cetacea (Whales & Dolphins)
Family	Acanthoecidae	Balaenopteridae (Rorquals)
Genus	Acanthocorbis	Megaptera (Humpback Whales)
Species	Acanthocorbis asymmetrica	Megaptera novaeangliae

Conservation Status

NE — Not Evaluated

Buckelwal

VU — Vulnerable

Population: ~80.0K

Trend: Increasing ↑

Physical Characteristics

Attribute		Buckelwal
Diet	—	Carnivore
Average Lifespan	—	50 years
Average Length	—	15.0 m
Average Weight	—	30.0 t

Habitat & Geographic Range

Habitat

Native to Europe, inhabiting ecosystems characteristic of the region.

Range

Distributed across Norway and Sweden.

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.

Acanthocorbis asymmetricaは沿岸域から外洋に生息する単細胞の海洋性コアノフラゲレートであり、動物の祖先に近縁な生物群である。珪質の肋状帯から構成される非対称なパターンのロリカ（籠状の殻）を持ち、同属の近縁種と区別される。細菌を捕食し、海洋微生物食物網において重要な役割を担っている。

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。