Chilean devil ray vs Fat-tailed Jird

Mobula tarapacana compared with Pachyuromys duprasi

Key Differences

• Chilean devil ray is Endangered while Fat-tailed Jird is Least Concern.

Taxonomic Classification

Rank	Chilean devil ray	Fat-tailed Jird
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class	Elasmobranchii	Mammalia (Mammals)
Order	Myliobatiformes (Myliobatiformes)	Rodentia (Rodents)
Family	Myliobatidae	Muridae (Mice & Rats)
Genus	Mobula	Pachyuromys
Species	Mobula tarapacana	Pachyuromys duprasi

Evolutionary Relationship

Chilean devil ray and Fat-tailed Jird share a common ancestor at the Phylum level: Chordata. (Chordates)

Conservation Status

Chilean devil ray

EN — Endangered

Fat-tailed Jird

LC — Least Concern

Physical Characteristics

Attribute	Chilean devil ray	Fat-tailed Jird
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Chilean devil ray

Habitat

Found across multiple habitat types including temperate broadleaf and mixed forests, temperate grasslands and steppes, and montane grasslands and shrublands, among 5 distinct biome types within the Neotropic biogeographic realm.

Range

Distributed across Chile, Colombia, Portugal, Taiwan, and Venezuela. Currently classified as Endangered on the IUCN Red List, this species faces significant conservation challenges across its range.

Fat-tailed Jird

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Chilean devil ray

The Chilean devil ray (Mobula tarapacana) is a species in the genus Mobula. It is currently classified as Endangered on the IUCN Red List. Found across multiple habitat types including temperate broadleaf and mixed forests, temperate grasslands and steppes, and montane grasslands and shrublands, among 5 distinct biome types within the Neotropic biogeographic realm.