Fat Sand Rat vs undulate ray

Psammomys obesus compared with Raja undulata

Key Differences

• Fat Sand Rat is Least Concern while undulate ray is Endangered.

Taxonomic Classification

Rank	Fat Sand Rat	undulate ray
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class	Mammalia (Mammals)	Elasmobranchii
Order	Rodentia (Rodents)	Rajiformes (Rajiformes)
Family	Muridae (Mice & Rats)	Rajidae
Genus	Psammomys	Raja
Species	Psammomys obesus	Raja undulata

Evolutionary Relationship

Fat Sand Rat and undulate ray share a common ancestor at the Phylum level: Chordata. (Chordates)

Conservation Status

Fat Sand Rat

LC — Least Concern

undulate ray

EN — Endangered

Physical Characteristics

Attribute	Fat Sand Rat	undulate ray
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Fat Sand Rat

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

undulate ray

Habitat

Native to Europe, inhabiting ecosystems characteristic of the region.

Range

Found in Belgium. Currently classified as Endangered on the IUCN Red List, this species faces significant conservation challenges across its range.