Arctic fox vs koala

Vulpes lagopus compared with Phascolarctos cinereus

Key Differences

Arctic fox is Critically Endangered while koala is Vulnerable.

Taxonomic Classification

Rank	Arctic fox	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	Carnivora (ネコ目)	Diprotodontia (カンガルー目)
Family	Canidae (Dogs & Wolves)	Phascolarctidae (Koalas)
Genus	Vulpes (Foxes)	Phascolarctos (Koalas)
Species	Vulpes lagopus	Phascolarctos cinereus

Evolutionary Relationship

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

表示 Class: Mammalia

Conservation Status

Arctic fox

CR — Critically Endangered

koala

VU — Vulnerable

Population: ~100.0K

Trend: Decreasing ↓

Physical Characteristics

Attribute	Arctic fox	koala
Diet	—	Herbivore
Average Lifespan	—	15 years
Average Length	—	75 cm
Average Weight	—	10.0 kg

Habitat & Geographic Range

Arctic fox

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Range

Distributed across Denmark, Norway, and Sweden. Currently classified as Critically Endangered on the IUCN Red List, this species faces significant conservation challenges across its 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.

Arctic fox

The Arctic fox (Vulpes lagopus) is a species in the genus Vulpes. It is currently classified as Critically Endangered on the IUCN Red List. Typically found in diverse terrestrial and aquatic ecosystems.

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。