Blue Dolphin vs koala

Stenella coeruleoalba compared with Phascolarctos cinereus

Key Differences

  • Blue Dolphin is Least Concern while koala is Vulnerable.

Taxonomic Classification

Rank Blue Dolphin koala
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) Diprotodontia (カンガルー目)
Family Delphinidae (Oceanic Dolphins) Phascolarctidae (Koalas)
Genus Stenella Phascolarctos (Koalas)
Species Stenella coeruleoalba Phascolarctos cinereus

Evolutionary Relationship

Blue Dolphin and koala share a common ancestor at the Class level: Mammalia. (哺乳類)

Conservation Status

Blue Dolphin

LC — Least Concern

koala

VU — Vulnerable

Population: ~100.0K

Trend: Decreasing ↓

Physical Characteristics

Attribute Blue Dolphin koala
Diet Herbivore
Average Lifespan 15 years
Average Length 75 cm
Average Weight 10.0 kg

Habitat & Geographic Range

Blue Dolphin

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Range

Widely distributed across Asia (Taiwan), Europe (5 countries), and South America (Colombia, Ecuador, Venezuela).

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.

Blue Dolphin

スジイルカ(Stenella coeruleoalba)はIUCNレッドリストで軽度懸念(LC)に分類されています。分布域全体で広く豊富に生息し、個体数は安定しており、即座の保全上の懸念はありません。

koala

オーストラリア東部・南東部を代表する有袋類で、体重は最大15kgに達し、低カロリーのユーカリの葉食から得るエネルギーを節約するために1日最大22時間を睡眠に費やす。他の哺乳類の多くを死に至らしめる有毒なユーカリ成分を処理するために高度に特化しており、解毒に特別に適応した腸内微生物叢を持つ。クラミジア感染症、生息地の伐採、気候変動により個体数が激減し、2022年に絶滅危惧種に指定された。

Nature FYI Family

Explore more of the natural world across our sister sites.

Part of the Nature FYI family — FYIPedia