Caatinga laucha vs undulate ray

Calomys expulsus compared with Raja undulata

Key Differences

• Caatinga laucha is Least Concern while undulate ray is Endangered.

Taxonomic Classification

Rank	Caatinga laucha	undulate 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	Calomys	Raja
Species	Calomys expulsus	Raja undulata

Evolutionary Relationship

Caatinga laucha and undulate ray share a common ancestor at the Phylum level: Chordata. (Chordates)

Conservation Status

Caatinga laucha

LC — Least Concern

undulate ray

EN — Endangered

Physical Characteristics

Attribute	Caatinga laucha	undulate ray
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Caatinga laucha

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.

Caatinga laucha

The Caatinga laucha (Calomys expulsus) is a species in the genus Calomys. It is currently classified as Least Concern on the IUCN Red List. Typically found in diverse terrestrial and aquatic ecosystems.