Guaira Spiny-rat vs Raya

Proechimys guairae compared with Myliobatis peruvianus

Key Differences

• Guaira Spiny-rat is Least Concern while Raya is Vulnerable.

Taxonomic Classification

Rank	Guaira Spiny-rat	Raya
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (cordados)	Chordata (cordados)
Class	Mammalia (mamíferos)	Elasmobranchii
Order	Rodentia (Rodents)	Myliobatiformes (Myliobatiformes)
Family	Echimyidae	Myliobatidae
Genus	Proechimys	Myliobatis
Species	Proechimys guairae	Myliobatis peruvianus

Evolutionary Relationship

Guaira Spiny-rat and Raya share a common ancestor at the Phylum level: Chordata. (cordados)

Conservation Status

Guaira Spiny-rat

LC — Least Concern

Raya

VU — Vulnerable

Physical Characteristics

Attribute	Guaira Spiny-rat	Raya
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Guaira Spiny-rat

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Range

Distributed across Colombia and Venezuela.

Raya

Habitat

Native to South America, inhabiting ecosystems characteristic of the region.

Range

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