Japanese Common Toad vs koala

Bufo japonicus compared with Phascolarctos cinereus

Key Differences

• Japanese Common Toad is Least Concern while koala is Vulnerable.

Taxonomic Classification

Rank	Japanese Common Toad	koala
Kingdom same	Animalia (животные)	Animalia (животные)
Phylum same	Chordata (хордовые)	Chordata (хордовые)
Class	Amphibia (земноводные)	Mammalia (млекопитающие)
Order	Anura (бесхвостые земноводные)	Diprotodontia (двурезцовые сумчатые)
Family	Bufonidae	Phascolarctidae (Koalas)
Genus	Bufo	Phascolarctos (Koalas)
Species	Bufo japonicus	Phascolarctos cinereus

Evolutionary Relationship

Japanese Common Toad and koala share a common ancestor at the Phylum level: Chordata. (хордовые)

Conservation Status

Japanese Common Toad

LC — Least Concern

koala

VU — Vulnerable

Population: ~100.0K

Trend: Decreasing ↓

Physical Characteristics

Attribute	Japanese Common Toad	koala
Diet	—	Herbivore
Average Lifespan	—	15 years
Average Length	—	75 cm
Average Weight	—	10.0 kg

Habitat & Geographic Range

Japanese Common Toad

Habitat

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

Range

Found in Japan.

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.

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.