قِرش-بِساط ياباني vs koala

Orectolobus japonicus compared with Phascolarctos cinereus

Key Differences

• قِرش-بِساط ياباني is Least Concern while koala is Vulnerable.

Taxonomic Classification

Rank	قِرش-بِساط ياباني	koala
Kingdom same	Animalia (حيوانات)	Animalia (حيوانات)
Phylum same	Chordata (حبليات)	Chordata (حبليات)
Class	Elasmobranchii	Mammalia (ثدييات)
Order	Orectolobiformes (القرش السجادي)	Diprotodontia (ثنائيات الأسنان الأمامية)
Family	Orectolobidae	Phascolarctidae (Koalas)
Genus	Orectolobus	Phascolarctos (Koalas)
Species	Orectolobus japonicus	Phascolarctos cinereus

Evolutionary Relationship

قِرش-بِساط ياباني and koala share a common ancestor at the Phylum level: Chordata. (حبليات)

Conservation Status

قِرش-بِساط ياباني

LC — Least Concern

koala

VU — Vulnerable

Population: ~100.0K

Trend: Decreasing ↓

Physical Characteristics

Attribute	قِرش-بِساط ياباني	koala
Diet	—	Herbivore
Average Lifespan	—	15 years
Average Length	—	75 cm
Average Weight	—	10.0 kg

Habitat & Geographic Range

قِرش-بِساط ياباني

Habitat

Native to Asia, inhabiting ecosystems characteristic of the region.

Range

Found in Taiwan.

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.