Delicate Pygmy Rice Rat vs Arraia

Oligoryzomys delicatus compared with Hypanus americanus

Key Differences

• Delicate Pygmy Rice Rat is Data Deficient while Arraia is Near Threatened.

Taxonomic Classification

Rank	Delicate Pygmy Rice Rat	Arraia
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (cordados)	Chordata (cordados)
Class	Mammalia (mamíferos)	Elasmobranchii
Order	Rodentia (Roedores)	Myliobatiformes (Myliobatiformes)
Family	Cricetidae	Dasyatidae
Genus	Oligoryzomys	Hypanus
Species	Oligoryzomys delicatus	Hypanus americanus

Evolutionary Relationship

Delicate Pygmy Rice Rat and Arraia share a common ancestor at the Phylum level: Chordata. (cordados)

Conservation Status

Delicate Pygmy Rice Rat

DD — Data Deficient

Arraia

NT — Near Threatened

Physical Characteristics

Attribute	Delicate Pygmy Rice Rat	Arraia
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Delicate Pygmy Rice Rat

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Range

Distributed across Colombia and Ecuador.

Arraia

Habitat

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

Range

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