Chilean devil ray vs Fat Sand Rat

Mobula tarapacana compared with Psammomys obesus

Key Differences

• Chilean devil ray is Endangered while Fat Sand Rat is Least Concern.

Taxonomic Classification

Rank	Chilean devil ray	Fat Sand Rat
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	Psammomys
Species	Mobula tarapacana	Psammomys obesus

Evolutionary Relationship

Chilean devil ray and Fat Sand Rat share a common ancestor at the Phylum level: Chordata. (Chordates)

Conservation Status

Chilean devil ray

EN — Endangered

Fat Sand Rat

LC — Least Concern

Physical Characteristics

Attribute	Chilean devil ray	Fat Sand Rat
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 Sand Rat

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.