aquatic rat vs Bigelow's ray

Anotomys leander compared with Rajella bigelowi

Key Differences

• aquatic rat is Endangered while Bigelow's ray is Least Concern.

Taxonomic Classification

Rank	aquatic rat	Bigelow's ray
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class	Mammalia (Mammals)	Elasmobranchii
Order	Rodentia (Rodents)	Rajiformes (Rajiformes)
Family	Cricetidae	Rajidae
Genus	Anotomys	Rajella
Species	Anotomys leander	Rajella bigelowi

Evolutionary Relationship

aquatic rat and Bigelow's ray share a common ancestor at the Phylum level: Chordata. (Chordates)

Conservation Status

aquatic rat

EN — Endangered

Bigelow's ray

LC — Least Concern

Physical Characteristics

Attribute	aquatic rat	Bigelow's ray
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

aquatic rat

Habitat

Found across multiple habitat types including tropical and subtropical dry broadleaf forests, flooded grasslands and savannas, and montane grasslands and shrublands, among 4 distinct biome types within the Neotropic biogeographic realm.

Range

Distributed across Colombia and Ecuador. Currently classified as Endangered on the IUCN Red List, this species faces significant conservation challenges across its range.

Bigelow's ray

Habitat

Native to Europe, inhabiting ecosystems characteristic of the region.

Range

Found in Portugal.

aquatic rat

The Aquatic rat (Anotomys leander) is a species in the genus Anotomys. It is currently classified as Endangered on the IUCN Red List. Found across multiple habitat types including tropical and subtropical dry broadleaf forests, flooded grasslands and savannas, and montane grasslands and shrublands, among 4 distinct biome types within the Neotropic biogeographic realm.

Bigelow's ray

The Bigelow's ray (Rajella bigelowi) is a species in the genus Rajella. It is currently classified as Least Concern on the IUCN Red List. Native to Europe, inhabiting ecosystems characteristic of the region.