Pacific Spiny-rat vs Spotted Salamander

Proechimys decumanus compared with Ambystoma maculatum

Key Differences

• Pacific Spiny-rat is Near Threatened while Spotted Salamander is Least Concern.

Taxonomic Classification

Rank	Pacific Spiny-rat	Spotted Salamander
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class	Mammalia (Mammals)	Amphibia (Amphibians)
Order	Rodentia (Rodents)	Caudata (Caudata)
Family	Echimyidae	Ambystomatidae
Genus	Proechimys	Ambystoma
Species	Proechimys decumanus	Ambystoma maculatum

Evolutionary Relationship

Pacific Spiny-rat and Spotted Salamander share a common ancestor at the Phylum level: Chordata. (Chordates)

Conservation Status

Pacific Spiny-rat

NT — Near Threatened

Spotted Salamander

LC — Least Concern

Physical Characteristics

Attribute	Pacific Spiny-rat	Spotted Salamander
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

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.

Spotted Salamander

Habitat

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

Range

Found in United States.