koala vs Большой белохохлый какаду

Phascolarctos cinereus compared with Cacatua alba

Key Differences

• koala is Vulnerable while Большой белохохлый какаду is Endangered.

Taxonomic Classification

Rank	koala	Большой белохохлый какаду
Kingdom same	Animalia (животные)	Animalia (животные)
Phylum same	Chordata (хордовые)	Chordata (хордовые)
Class	Mammalia (млекопитающие)	Aves (птицы)
Order	Diprotodontia (двурезцовые сумчатые)	Psittaciformes (попугаеобразные)
Family	Phascolarctidae (Koalas)	Psittacidae (True Parrots)
Genus	Phascolarctos (Koalas)	Cacatua
Species	Phascolarctos cinereus	Cacatua alba

Evolutionary Relationship

koala and Большой белохохлый какаду share a common ancestor at the Phylum level: Chordata. (хордовые)

Conservation Status

koala

VU — Vulnerable

Population: ~100.0K

Trend: Decreasing ↓

Большой белохохлый какаду

EN — Endangered

Physical Characteristics

Attribute	koala	Большой белохохлый какаду
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.

Большой белохохлый какаду

Habitat

Found across multiple habitat types including tropical and subtropical moist broadleaf forests, tropical and subtropical dry broadleaf forests, and tropical and subtropical grasslands and savannas, among 4 distinct biome types spanning the Australasia and Indomalayan realms. Populations are also found in montane and highland environments at higher elevations.

Range

Distributed across Indonesia, Norway, and 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.