Brown Rat vs Butterfly ray

Rattus norvegicus compared with Gymnura micrura

Key Differences

• Brown Rat is Least Concern while Butterfly ray is Near Threatened.

Taxonomic Classification

Rank	Brown Rat	Butterfly ray
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class	Mammalia (Mammals)	Elasmobranchii
Order	Rodentia (Rodents)	Myliobatiformes (Myliobatiformes)
Family	Muridae (Mice & Rats)	Gymnuridae
Genus	Rattus	Gymnura
Species	Rattus norvegicus	Gymnura micrura

Evolutionary Relationship

Brown Rat and Butterfly ray share a common ancestor at the Phylum level: Chordata. (Chordates)

Conservation Status

Brown Rat

LC — Least Concern

Butterfly ray

NT — Near Threatened

Physical Characteristics

Attribute	Brown Rat	Butterfly ray
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Brown Rat

Habitat

Found across multiple habitat types including tropical and subtropical moist broadleaf forests, tropical and subtropical dry broadleaf forests, and tropical and subtropical grasslands and savannas, among 10 distinct biome types. Populations are also found in montane and highland environments at higher elevations.

Range

Widely distributed across Africa (11 countries), Asia (15 countries), Europe (41 countries), North America (16 countries), Oceania and the Pacific (10 countries), and South America (10 countries).

Butterfly ray

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.

Brown Rat

Brown Rat (Rattus norvegicus) is classified as Least Concern (LC) on the IUCN Red List. Widespread and abundant across its range, with stable populations and no immediate conservation concerns.

Butterfly ray

The Butterfly ray (Gymnura micrura) is a species in the genus Gymnura. It is currently classified as Near Threatened on the IUCN Red List. Native to South America, inhabiting ecosystems characteristic of the region.

Shared Countries

Both species can be found in 1 countries:

🇻🇪 Venezuela