koala vs Eléphant de mer Austral

Phascolarctos cinereus compared with Mirounga leonina

Key Differences

• koala is Vulnerable while Eléphant de mer Austral is Least Concern.

Taxonomic Classification

Rank	koala	Eléphant de mer Austral
Kingdom same	Animalia (animal)	Animalia (animal)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class same	Mammalia (mammifères)	Mammalia (mammifères)
Order	Diprotodontia (Marsupials)	Pinnipedia (Seals & Sea Lions)
Family	Phascolarctidae (Koalas)	Phocidae (True Seals)
Genus	Phascolarctos (Koalas)	Mirounga
Species	Phascolarctos cinereus	Mirounga leonina

Evolutionary Relationship

koala and Eléphant de mer Austral share a common ancestor at the Class level: Mammalia. (mammifères)

Conservation Status

koala

VU — Vulnerable

Population: ~100.0K

Trend: Decreasing ↓

Eléphant de mer Austral

LC — Least Concern

Physical Characteristics

Attribute	koala	Eléphant de mer Austral
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.

Eléphant de mer Austral

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Range

Distributed across Colombia and Ecuador.

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.