koala vs White-tailed Eagle

Phascolarctos cinereus compared with Haliaeetus albicilla

Key Differences

• koala is Vulnerable while White-tailed Eagle is Near Threatened.

Taxonomic Classification

Rank	koala	White-tailed Eagle
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class	Mammalia (Mammals)	Aves (Birds)
Order	Diprotodontia (Marsupials)	Accipitriformes (Hawks & Eagles)
Family	Phascolarctidae (Koalas)	Accipitridae (Hawks & Eagles)
Genus	Phascolarctos (Koalas)	Haliaeetus (Sea Eagles)
Species	Phascolarctos cinereus	Haliaeetus albicilla

Evolutionary Relationship

koala and White-tailed Eagle share a common ancestor at the Phylum level: Chordata. (Chordates)

Conservation Status

koala

VU — Vulnerable

Population: ~100.0K

Trend: Decreasing ↓

White-tailed Eagle

NT — Near Threatened

Physical Characteristics

Attribute	koala	White-tailed Eagle
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.

White-tailed Eagle

Habitat

Typically found in various aerial, terrestrial, and aquatic environments.

Range

Found across Asia (Taiwan) and Europe (6 countries). Listed as Near Threatened, this species requires ongoing monitoring to prevent population decline.

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.

White-tailed Eagle

White-tailed Eagle (Haliaeetus albicilla) is classified as Near Threatened (NT) on the IUCN Red List. Close to qualifying as threatened, with populations that may become vulnerable without conservation action.