koala vs Longheaded eagle ray

Phascolarctos cinereus compared with Aetobatus ocellatus

Taxonomic Classification

Rank	koala	Longheaded eagle ray
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class	Mammalia (Mammals)	Elasmobranchii
Order	Diprotodontia (Marsupials)	Myliobatiformes (Myliobatiformes)
Family	Phascolarctidae (Koalas)	Myliobatidae
Genus	Phascolarctos (Koalas)	Aetobatus
Species	Phascolarctos cinereus	Aetobatus ocellatus

Evolutionary Relationship

koala and Longheaded eagle ray share a common ancestor at the Phylum level: Chordata. (Chordates)

Conservation Status

koala

VU — Vulnerable

Population: ~100.0K

Trend: Decreasing ↓

Longheaded eagle ray

VU — Vulnerable

Physical Characteristics

Attribute	koala	Longheaded eagle ray
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.

Longheaded eagle ray

Habitat

Native to Asia and South America, inhabiting ecosystems characteristic of the region.

Range

Distributed across Chile and Taiwan. 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.