Grizzled Colilargo vs Raya

Oligoryzomys griseolus compared with Amblyraja frerichsi

Key Differences

• Grizzled Colilargo is Least Concern while Raya is Vulnerable.

Taxonomic Classification

Rank	Grizzled Colilargo	Raya
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (cordados)	Chordata (cordados)
Class	Mammalia (mamíferos)	Elasmobranchii
Order	Rodentia (Rodents)	Rajiformes (Rajiformes)
Family	Cricetidae	Rajidae
Genus	Oligoryzomys	Amblyraja
Species	Oligoryzomys griseolus	Amblyraja frerichsi

Evolutionary Relationship

Grizzled Colilargo and Raya share a common ancestor at the Phylum level: Chordata. (cordados)

Conservation Status

Grizzled Colilargo

LC — Least Concern

Raya

VU — Vulnerable

Physical Characteristics

Attribute	Grizzled Colilargo	Raya
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Grizzled Colilargo

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.