dusky antechinus vs Pacific Spiny-rat

Antechinus swainsonii compared with Proechimys decumanus

Key Differences

• dusky antechinus is Least Concern while Pacific Spiny-rat is Near Threatened.

Taxonomic Classification

Rank	dusky antechinus	Pacific Spiny-rat
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class same	Mammalia (Mammals)	Mammalia (Mammals)
Order	Dasyuromorphia (Dasyuromorphia)	Rodentia (Rodents)
Family	Dasyuridae	Echimyidae
Genus	Antechinus	Proechimys
Species	Antechinus swainsonii	Proechimys decumanus

Evolutionary Relationship

dusky antechinus and Pacific Spiny-rat share a common ancestor at the Class level: Mammalia. (Mammals)

Conservation Status

dusky antechinus

LC — Least Concern

Pacific Spiny-rat

NT — Near Threatened

Physical Characteristics

Attribute	dusky antechinus	Pacific Spiny-rat
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

dusky antechinus

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Pacific Spiny-rat

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Range

Found in Ecuador. Listed as Near Threatened, this species requires ongoing monitoring to prevent population decline.