Black-spotted Stout Newt vs koala

Pachytriton brevipes compared with Phascolarctos cinereus

Key Differences

• Black-spotted Stout Newt is Least Concern while koala is Vulnerable.

Taxonomic Classification

Rank	Black-spotted Stout Newt	koala
Kingdom same	Animalia (สัตว์)	Animalia (สัตว์)
Phylum same	Chordata (สัตว์มีแกนสันหลัง)	Chordata (สัตว์มีแกนสันหลัง)
Class	Amphibia (สัตว์สะเทินน้ำสะเทินบก)	Mammalia (สัตว์เลี้ยงลูกด้วยน้ำนม)
Order	Caudata (ซาลาแมนเดอร์)	Diprotodontia (Marsupials)
Family	Salamandridae	Phascolarctidae (Koalas)
Genus	Pachytriton	Phascolarctos (Koalas)
Species	Pachytriton brevipes	Phascolarctos cinereus

Evolutionary Relationship

Black-spotted Stout Newt and koala share a common ancestor at the Phylum level: Chordata. (สัตว์มีแกนสันหลัง)

Conservation Status

Black-spotted Stout Newt

LC — Least Concern

koala

VU — Vulnerable

Population: ~100.0K

Trend: Decreasing ↓

Physical Characteristics

Attribute	Black-spotted Stout Newt	koala
Diet	—	Herbivore
Average Lifespan	—	15 years
Average Length	—	75 cm
Average Weight	—	10.0 kg

Habitat & Geographic Range

Black-spotted Stout Newt

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.

Black-spotted Stout Newt

The Black-spotted Stout Newt (Pachytriton brevipes) is a species in the genus Pachytriton. It is currently classified as Least Concern on the IUCN Red List. Typically found in freshwater habitats, moist forests, and wetlands.

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.