koala vs Subarctic Darner

Phascolarctos cinereus compared with Aeshna subarctica

Key Differences

• koala is Vulnerable while Subarctic Darner is Extinct.

Taxonomic Classification

Rank	koala	Subarctic Darner
Kingdom same	Animalia (動物)	Animalia (動物)
Phylum	Chordata (脊索動物)	Arthropoda (節足動物)
Class	Mammalia (哺乳類)	Insecta (昆虫)
Order	Diprotodontia (カンガルー目)	Odonata (蜻蛉目)
Family	Phascolarctidae (Koalas)	Aeshnidae
Genus	Phascolarctos (Koalas)	Aeshna
Species	Phascolarctos cinereus	Aeshna subarctica

Evolutionary Relationship

koala and Subarctic Darner share a common ancestor at the Kingdom level: Animalia. (動物)

Conservation Status

koala

VU — Vulnerable

Population: ~100.0K

Trend: Decreasing ↓

Subarctic Darner

EX — Extinct

Physical Characteristics

Attribute	koala	Subarctic Darner
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.

Subarctic Darner

Habitat

Typically found in virtually all terrestrial and freshwater habitats.

Range

Distributed across Belgium, Denmark, Norway, Sweden, and United States.

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。