Chain cat shark vs koala

Scyliorhinus retifer compared with Phascolarctos cinereus

Key Differences

Chain cat shark is Least Concern while koala is Vulnerable.

Taxonomic Classification

Rank	Chain cat shark	koala
Kingdom same	Animalia (hayvan)	Animalia (hayvan)
Phylum same	Chordata (Kordalılar)	Chordata (Kordalılar)
Class	Chondrichthyes (Kıkırdaklı balıklar)	Mammalia (memeliler)
Order	Carcharhiniformes (Ground Sharks)	Diprotodontia (İki ön dişliler)
Family	Scyliorhinidae	Phascolarctidae (Koalas)
Genus	Scyliorhinus	Phascolarctos (Koalas)
Species	Scyliorhinus retifer	Phascolarctos cinereus

Evolutionary Relationship

Chain cat shark and koala share a common ancestor at the Phylum level: Chordata. (Kordalılar)

Göster Phylum: Chordata

Conservation Status

Chain cat shark

LC — Least Concern

koala

VU — Vulnerable

Population: ~100.0K

Trend: Decreasing ↓

Physical Characteristics

Attribute	Chain cat shark	koala
Diet	—	Herbivore
Average Lifespan	—	15 years
Average Length	—	75 cm
Average Weight	—	10.0 kg

Habitat & Geographic Range

Chain cat shark

Habitat

Typically found in marine environments from coastal waters to deep ocean.

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.

Chain cat shark

The Chain cat shark (Scyliorhinus retifer) is a species in the genus Scyliorhinus. It is currently classified as Least Concern on the IUCN Red List. Typically found in marine environments from coastal waters to deep ocean.

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.