koala vs yasi

Phascolarctos cinereus compared with Santalum yasi

Key Differences

• koala is Vulnerable while yasi is Endangered.

Taxonomic Classification

Rank	koala	yasi
Kingdom	Animalia (hayvan)	Plantae (bitki)
Phylum	Chordata (Kordalılar)	Magnoliophyta (Flowering Plants)
Class	Mammalia (memeliler)	Magnoliopsida (Dicots)
Order	Diprotodontia (İki ön dişliler)	Santalales (Santalales)
Family	Phascolarctidae (Koalas)	Santalaceae
Genus	Phascolarctos (Koalas)	Santalum
Species	Phascolarctos cinereus	Santalum yasi

Conservation Status

koala

VU — Vulnerable

Population: ~100.0K

Trend: Decreasing ↓

yasi

EN — Endangered

Physical Characteristics

Attribute	koala	yasi
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.

yasi

Habitat

Inhabits tropical and subtropical moist broadleaf forests within the Oceanian biogeographic realm.

Range

Found in Tonga. Currently classified as Endangered on the IUCN Red List, this species faces significant conservation challenges across its range.

koala

Iconic marsupial of eastern and southeastern Australia, koalas weigh up to 15 kg and spend up to 22 hours daily sleeping to conserve energy from their low-calorie eucalyptus leaf diet. Highly specialized to process toxic eucalyptus compounds that would kill most other mammals, they have gut microbiomes uniquely adapted for detoxification. Listed as Endangered in 2022, with populations decimated by chlamydia disease, habitat clearing, and climate change.