Cá Nhám đuôi gai vs koala

Galeus eastmani compared with Phascolarctos cinereus

Key Differences

• Cá Nhám đuôi gai is Least Concern while koala is Vulnerable.

Taxonomic Classification

Rank	Cá Nhám đuôi gai	koala
Kingdom same	Animalia (động vật)	Animalia (động vật)
Phylum same	Chordata (động vật có dây sống)	Chordata (động vật có dây sống)
Class	Chondrichthyes (Lớp Cá sụn)	Mammalia (lớp Thú)
Order	Carcharhiniformes (Bộ Cá mập mắt trắng)	Diprotodontia (Thú hai răng trước)
Family	Scyliorhinidae	Phascolarctidae (Koalas)
Genus	Galeus	Phascolarctos (Koalas)
Species	Galeus eastmani	Phascolarctos cinereus

Evolutionary Relationship

Cá Nhám đuôi gai and koala share a common ancestor at the Phylum level: Chordata. (động vật có dây sống)

Conservation Status

Cá Nhám đuôi gai

LC — Least Concern

koala

VU — Vulnerable

Population: ~100.0K

Trend: Decreasing ↓

Physical Characteristics

Attribute	Cá Nhám đuôi gai	koala
Diet	—	Herbivore
Average Lifespan	—	15 years
Average Length	—	75 cm
Average Weight	—	10.0 kg

Habitat & Geographic Range

Cá Nhám đuôi gai

Habitat

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

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.