Little Pocket Mouse vs undulate ray

Perognathus longimembris compared with Raja undulata

Key Differences

• Little Pocket Mouse is Least Concern while undulate ray is Endangered.

Taxonomic Classification

Rank	Little Pocket Mouse	undulate ray
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class	Mammalia (Mammals)	Elasmobranchii
Order	Rodentia (Rodents)	Rajiformes (Rajiformes)
Family	Heteromyidae	Rajidae
Genus	Perognathus	Raja
Species	Perognathus longimembris	Raja undulata

Evolutionary Relationship

Little Pocket Mouse and undulate ray share a common ancestor at the Phylum level: Chordata. (Chordates)

Conservation Status

Little Pocket Mouse

LC — Least Concern

undulate ray

EN — Endangered

Physical Characteristics

Attribute	Little Pocket Mouse	undulate ray
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Little Pocket Mouse

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.