koala vs Lake Patzcuaro Salamander

Phascolarctos cinereus compared with Ambystoma dumerilii

Key Differences

• koala is Vulnerable while Lake Patzcuaro Salamander is Critically Endangered.

Taxonomic Classification

Rank	koala	Lake Patzcuaro Salamander
Kingdom same	Animalia (животные)	Animalia (животные)
Phylum same	Chordata (хордовые)	Chordata (хордовые)
Class	Mammalia (млекопитающие)	Amphibia (земноводные)
Order	Diprotodontia (двурезцовые сумчатые)	Caudata (хвостатые земноводные)
Family	Phascolarctidae (Koalas)	Ambystomatidae
Genus	Phascolarctos (Koalas)	Ambystoma
Species	Phascolarctos cinereus	Ambystoma dumerilii

Evolutionary Relationship

koala and Lake Patzcuaro Salamander share a common ancestor at the Phylum level: Chordata. (хордовые)

Conservation Status

koala

VU — Vulnerable

Population: ~100.0K

Trend: Decreasing ↓

Lake Patzcuaro Salamander

CR — Critically Endangered

Physical Characteristics

Attribute	koala	Lake Patzcuaro Salamander
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.

Lake Patzcuaro Salamander

Habitat

Found across multiple habitat types including tropical and subtropical coniferous forests, tropical and subtropical grasslands and savannas, and Mediterranean forests and woodlands, among 6 distinct biome types spanning the Nearctic and Neotropic realms. Populations are also found in montane and highland environments at higher elevations.

Range

Found in Mexico. Currently classified as Critically 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.