Golden-headed Lion Tamarin vs koala

Leontopithecus chrysomelas compared with Phascolarctos cinereus

Key Differences

• Golden-headed Lion Tamarin is Endangered while koala is Vulnerable.

Taxonomic Classification

Rank	Golden-headed Lion Tamarin	koala
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class same	Mammalia (Mammals)	Mammalia (Mammals)
Order	Primates (Primates)	Diprotodontia (Marsupials)
Family	Callitrichidae	Phascolarctidae (Koalas)
Genus	Leontopithecus	Phascolarctos (Koalas)
Species	Leontopithecus chrysomelas	Phascolarctos cinereus

Evolutionary Relationship

Golden-headed Lion Tamarin and koala share a common ancestor at the Class level: Mammalia. (Mammals)

Conservation Status

Golden-headed Lion Tamarin

EN — Endangered

koala

VU — Vulnerable

Population: ~100.0K

Trend: Decreasing ↓

Physical Characteristics

Attribute	Golden-headed Lion Tamarin	koala
Diet	—	Herbivore
Average Lifespan	—	15 years
Average Length	—	75 cm
Average Weight	—	10.0 kg

Habitat & Geographic Range

Golden-headed Lion Tamarin

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Range

Found in Brazil. Currently classified as Endangered on the IUCN Red List, this species faces significant conservation challenges across its 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.

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.