Bisamratte vs Dwarf round ray

Ondatra zibethicus compared with Urotrygon nana

Key Differences

• Bisamratte is Not Evaluated while Dwarf round ray is Near Threatened.

Taxonomic Classification

Rank	Bisamratte	Dwarf round ray
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class	Mammalia (Mammals)	Elasmobranchii
Order	Rodentia (Rodents)	Myliobatiformes (Myliobatiformes)
Family	Cricetidae	Urotrygonidae
Genus	Ondatra	Urotrygon
Species	Ondatra zibethicus	Urotrygon nana

Evolutionary Relationship

Bisamratte and Dwarf round ray share a common ancestor at the Phylum level: Chordata. (Chordates)

Conservation Status

Bisamratte

NE — Not Evaluated

Dwarf round ray

NT — Near Threatened

Physical Characteristics

Attribute	Bisamratte	Dwarf round ray
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Bisamratte

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Range

Widely distributed across Asia (8 countries), Europe (37 countries), North America (United States), and South America (Argentina, Bolivia, Chile).

Dwarf round ray

Bisamratte

The Bisamratte (Ondatra zibethicus) is a species in the genus Ondatra. Typically found in diverse terrestrial and aquatic ecosystems.