koala vs Merida's Stubfoot Toad

Phascolarctos cinereus compared with Atelopus oxyrhynchus

Key Differences

• koala is Vulnerable while Merida's Stubfoot Toad is Critically Endangered.

Taxonomic Classification

Rank	koala	Merida's Stubfoot Toad
Kingdom same	Animalia (hewan)	Animalia (hewan)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class	Mammalia (mamalia)	Amphibia (Amfibia)
Order	Diprotodontia (Marsupials)	Anura (Frogs & Toads)
Family	Phascolarctidae (Koalas)	Bufonidae
Genus	Phascolarctos (Koalas)	Atelopus
Species	Phascolarctos cinereus	Atelopus oxyrhynchus

Evolutionary Relationship

koala and Merida's Stubfoot Toad share a common ancestor at the Phylum level: Chordata. (Chordates)

Conservation Status

koala

VU — Vulnerable

Population: ~100.0K

Trend: Decreasing ↓

Merida's Stubfoot Toad

CR — Critically Endangered

Physical Characteristics

Attribute	koala	Merida's Stubfoot Toad
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.

Merida's Stubfoot Toad

Habitat

Found across multiple habitat types including tropical and subtropical moist broadleaf forests, tropical and subtropical dry broadleaf forests, and flooded grasslands and savannas, among 5 distinct biome types within the Neotropic biogeographic realm. Populations are also found in montane and highland environments at higher elevations.

Range

Found in Venezuela. 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.