koala vs Orange-bellied Treefrog

Phascolarctos cinereus compared with Zhangixalus aurantiventris

Key Differences

• koala is Vulnerable while Orange-bellied Treefrog is Endangered.

Taxonomic Classification

Rank	koala	Orange-bellied Treefrog
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class	Mammalia (Mammals)	Amphibia (Amphibians)
Order	Diprotodontia (Marsupials)	Anura (Frogs & Toads)
Family	Phascolarctidae (Koalas)	Rhacophoridae
Genus	Phascolarctos (Koalas)	Zhangixalus
Species	Phascolarctos cinereus	Zhangixalus aurantiventris

Evolutionary Relationship

koala and Orange-bellied Treefrog share a common ancestor at the Phylum level: Chordata. (Chordates)

Conservation Status

koala

VU — Vulnerable

Population: ~100.0K

Trend: Decreasing ↓

Orange-bellied Treefrog

EN — Endangered

Physical Characteristics

Attribute	koala	Orange-bellied Treefrog
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.

Orange-bellied Treefrog

Habitat

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

Range

Found in Taiwan. 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.