koala vs Short-tail lantern shark

Phascolarctos cinereus compared with Etmopterus brachyurus

Key Differences

• koala is Vulnerable while Short-tail lantern shark is Data Deficient.

Taxonomic Classification

Rank	koala	Short-tail lantern shark
Kingdom same	Animalia (動物)	Animalia (動物)
Phylum same	Chordata (脊索動物)	Chordata (脊索動物)
Class	Mammalia (哺乳類)	Elasmobranchii
Order	Diprotodontia (カンガルー目)	Squaliformes (ツノザメ目)
Family	Phascolarctidae (Koalas)	Etmopteridae
Genus	Phascolarctos (Koalas)	Etmopterus
Species	Phascolarctos cinereus	Etmopterus brachyurus

Evolutionary Relationship

koala and Short-tail lantern shark share a common ancestor at the Phylum level: Chordata. (脊索動物)

Conservation Status

koala

VU — Vulnerable

Population: ~100.0K

Trend: Decreasing ↓

Short-tail lantern shark

DD — Data Deficient

Physical Characteristics

Attribute	koala	Short-tail lantern shark
Diet	Herbivore	—
Average Lifespan	15 years	—
Average Length	75 cm	—
Average Weight	10.0 kg	—

Habitat & Geographic 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.

Short-tail lantern shark

Habitat

Native to Asia and South America, inhabiting ecosystems characteristic of the region.

Range

Distributed across Chile and Taiwan.

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。