Couchgrass vs Delicate Pygmy Rice Rat

Elymus repens compared with Oligoryzomys delicatus

Key Differences

• Couchgrass is Least Concern while Delicate Pygmy Rice Rat is Data Deficient.

Taxonomic Classification

Rank	Couchgrass	Delicate Pygmy Rice Rat
Kingdom	Plantae (Plants)	Animalia (Animals)
Phylum	Magnoliophyta (Flowering Plants)	Chordata (Chordates)
Class	Liliopsida (Monocots)	Mammalia (Mammals)
Order	Poales (Grasses)	Rodentia (Rodents)
Family	Poaceae (Grass Family)	Cricetidae
Genus	Elymus	Oligoryzomys
Species	Elymus repens	Oligoryzomys delicatus

Conservation Status

Couchgrass

LC — Least Concern

Delicate Pygmy Rice Rat

DD — Data Deficient

Physical Characteristics

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

Habitat & Geographic Range

Couchgrass

Habitat

Found across multiple habitat types including tropical and subtropical moist broadleaf forests, deserts and xeric shrublands, and temperate coniferous forests, among 5 distinct biome types spanning the Australasia and Palearctic realms. Populations are also found in montane and highland environments at higher elevations.

Range

Widely distributed across Africa (Egypt, South Africa), Asia (Iran, North Korea), Europe (4 countries), North America (Canada, Mexico, United States), Oceania and the Pacific (Papua New Guinea), and South America (Argentina, Brazil, Chile).

Delicate Pygmy Rice Rat

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Range

Distributed across Colombia and Ecuador.