Five-toed Pygmy Jerboa vs Maiden ray

Cardiocranius paradoxus compared with Amblyraja radiata

Key Differences

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

Taxonomic Classification

Rank	Five-toed Pygmy Jerboa	Maiden 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	Amblyraja
Species	Cardiocranius paradoxus	Amblyraja radiata

Evolutionary Relationship

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

Conservation Status

Five-toed Pygmy Jerboa

DD — Data Deficient

Maiden ray

EN — Endangered

Physical Characteristics

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

Habitat & Geographic Range

Five-toed Pygmy Jerboa

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Maiden ray

Habitat

Native to Europe, inhabiting ecosystems characteristic of the region.

Range

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