Five-toed Pygmy Jerboa vs undulate ray

Cardiocranius paradoxus compared with Raja undulata

Key Differences

• Five-toed Pygmy Jerboa is Data Deficient while undulate ray is Endangered.

Taxonomic Classification

Rank	Five-toed Pygmy Jerboa	undulate ray
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class	Mammalia (Mammals)	Elasmobranchii
Order	Rodentia (Rodents)	Rajiformes (Rajiformes)
Family	Dipodidae	Rajidae
Genus	Cardiocranius	Raja
Species	Cardiocranius paradoxus	Raja undulata

Evolutionary Relationship

Five-toed Pygmy Jerboa and undulate ray share a common ancestor at the Phylum level: Chordata. (Chordates)

Conservation Status

Five-toed Pygmy Jerboa

DD — Data Deficient

undulate ray

EN — Endangered

Physical Characteristics

Attribute	Five-toed Pygmy Jerboa	undulate ray
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Five-toed Pygmy Jerboa

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.