Alisan's Salamander vs Big-eared opossum

Hynobius arisanensis compared with Didelphis aurita

Key Differences

• Alisan's Salamander is Endangered while Big-eared opossum is Least Concern.

Taxonomic Classification

Rank	Alisan's Salamander	Big-eared opossum
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class	Amphibia (Amphibians)	Mammalia (Mammals)
Order	Caudata (Caudata)	Didelphimorphia (Didelphimorphia)
Family	Hynobiidae	Didelphidae
Genus	Hynobius	Didelphis
Species	Hynobius arisanensis	Didelphis aurita

Evolutionary Relationship

Alisan's Salamander and Big-eared opossum share a common ancestor at the Phylum level: Chordata. (Chordates)

Conservation Status

Alisan's Salamander

EN — Endangered

Big-eared opossum

LC — Least Concern

Physical Characteristics

Attribute	Alisan's Salamander	Big-eared opossum
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Alisan's Salamander

Habitat

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

Range

Found in Taiwan. Currently classified as Endangered on the IUCN Red List, this species faces significant conservation challenges across its range.

Big-eared opossum

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Alisan's Salamander

The Alisan's Salamander (Hynobius arisanensis) is a species in the genus Hynobius. It is currently classified as Endangered on the IUCN Red List. Typically found in freshwater habitats, moist forests, and wetlands.

Big-eared opossum

The Big-eared opossum (Didelphis aurita) is a species in the genus Didelphis. It is currently classified as Least Concern on the IUCN Red List. Typically found in diverse terrestrial and aquatic ecosystems.