koala vs Pacific skate

Phascolarctos cinereus compared with Sympterygia brevicaudata

Key Differences

• koala is Vulnerable while Pacific skate is Near Threatened.

Taxonomic Classification

Rank	koala	Pacific skate
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class	Mammalia (Mammals)	Elasmobranchii
Order	Diprotodontia (Marsupials)	Rajiformes (Rajiformes)
Family	Phascolarctidae (Koalas)	Arhynchobatidae
Genus	Phascolarctos (Koalas)	Sympterygia
Species	Phascolarctos cinereus	Sympterygia brevicaudata

Evolutionary Relationship

koala and Pacific skate share a common ancestor at the Phylum level: Chordata. (Chordates)

Conservation Status

koala

VU — Vulnerable

Population: ~100.0K

Trend: Decreasing ↓

Pacific skate

NT — Near Threatened

Physical Characteristics

Attribute	koala	Pacific skate
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.

Pacific skate

Habitat

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

Range

Found in Chile. Listed as Near Threatened, this species requires ongoing monitoring to prevent population decline.

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.