Sesilia jawa vs koala

Ichthyophis javanicus compared with Phascolarctos cinereus

Key Differences

• Sesilia jawa is Data Deficient while koala is Vulnerable.

Taxonomic Classification

Rank	Sesilia jawa	koala
Kingdom same	Animalia (hewan)	Animalia (hewan)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class	Amphibia (Amfibia)	Mammalia (mamalia)
Order	Gymnophiona (Sesilia)	Diprotodontia (Marsupials)
Family	Ichthyophiidae	Phascolarctidae (Koalas)
Genus	Ichthyophis	Phascolarctos (Koalas)
Species	Ichthyophis javanicus	Phascolarctos cinereus

Evolutionary Relationship

Sesilia jawa and koala share a common ancestor at the Phylum level: Chordata. (Chordates)

Conservation Status

Sesilia jawa

DD — Data Deficient

koala

VU — Vulnerable

Population: ~100.0K

Trend: Decreasing ↓

Physical Characteristics

Attribute	Sesilia jawa	koala
Diet	—	Herbivore
Average Lifespan	—	15 years
Average Length	—	75 cm
Average Weight	—	10.0 kg

Habitat & Geographic Range

Sesilia jawa

Habitat

Typically found in freshwater habitats, moist forests, and wetlands.

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.