Cheju Salamander vs Koala

Hynobius quelpaertensis compared with Phascolarctos cinereus

Taxonomic Classification

Rank	Cheju Salamander	Koala
Kingdom same	Animalia (Tier)	Animalia (Tier)
Phylum same	Chordata (Chordatiere)	Chordata (Chordatiere)
Class	Amphibia (Amphibien)	Mammalia (Säugetiere)
Order	Caudata (Schwanzlurche)	Diprotodontia (Marsupials)
Family	Hynobiidae	Phascolarctidae (Koalas)
Genus	Hynobius	Phascolarctos (Koalas)
Species	Hynobius quelpaertensis	Phascolarctos cinereus

Evolutionary Relationship

Cheju Salamander and Koala share a common ancestor at the Phylum level: Chordata. (Chordatiere)

Conservation Status

Cheju Salamander

VU — Vulnerable

Koala

VU — Vulnerable

Population: ~100.0K

Trend: Decreasing ↓

Physical Characteristics

Attribute	Cheju Salamander	Koala
Diet	—	Herbivore
Average Lifespan	—	15 years
Average Length	—	75 cm
Average Weight	—	10.0 kg

Habitat & Geographic Range

Cheju Salamander

Habitat

Typically found in freshwater habitats, moist forests, and wetlands.

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.

Cheju Salamander

The Cheju Salamander (Hynobius quelpaertensis) is a species in the genus Hynobius. It is currently classified as Vulnerable on the IUCN Red List. Typically found in freshwater habitats, moist forests, and wetlands.

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.