Long-tailed dunnart vs Smooth hound

Sminthopsis longicaudata compared with Triakis maculata

Key Differences

• Long-tailed dunnart is Least Concern while Smooth hound is Critically Endangered.

Taxonomic Classification

Rank	Long-tailed dunnart	Smooth hound
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class	Mammalia (Mammals)	Chondrichthyes (Cartilaginous Fish)
Order	Dasyuromorphia (Dasyuromorphia)	Carcharhiniformes (Ground Sharks)
Family	Dasyuridae	Triakidae
Genus	Sminthopsis	Triakis
Species	Sminthopsis longicaudata	Triakis maculata

Evolutionary Relationship

Long-tailed dunnart and Smooth hound share a common ancestor at the Phylum level: Chordata. (Chordates)

Conservation Status

Long-tailed dunnart

LC — Least Concern

Smooth hound

CR — Critically Endangered

Physical Characteristics

Attribute	Long-tailed dunnart	Smooth hound
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Long-tailed dunnart

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Smooth hound

Habitat

Found across multiple habitat types including temperate broadleaf and mixed forests, temperate grasslands and steppes, and montane grasslands and shrublands, among 5 distinct biome types within the Neotropic biogeographic realm.

Range

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