Pacific Spiny-rat vs Plain-crowned Spinetail

Proechimys decumanus compared with Synallaxis gujanensis

Key Differences

• Pacific Spiny-rat is Near Threatened while Plain-crowned Spinetail is Least Concern.

Taxonomic Classification

Rank	Pacific Spiny-rat	Plain-crowned Spinetail
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class	Mammalia (Mammals)	Aves (Birds)
Order	Rodentia (Rodents)	Passeriformes (Songbirds)
Family	Echimyidae	Furnariidae
Genus	Proechimys	Synallaxis
Species	Proechimys decumanus	Synallaxis gujanensis

Evolutionary Relationship

Pacific Spiny-rat and Plain-crowned Spinetail share a common ancestor at the Phylum level: Chordata. (Chordates)

Conservation Status

Pacific Spiny-rat

NT — Near Threatened

Plain-crowned Spinetail

LC — Least Concern

Physical Characteristics

Attribute	Pacific Spiny-rat	Plain-crowned Spinetail
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.

Plain-crowned Spinetail

Habitat

Typically found in various aerial, terrestrial, and aquatic environments.

Range

Distributed across Colombia, Ecuador, Norway, and Venezuela.

Shared Countries

Both species can be found in 1 countries:

🇪🇨 Ecuador