Lesser Yellow-shouldered Bat vs Speckled ray

Sturnira nana compared with Raja polystigma

Key Differences

• Lesser Yellow-shouldered Bat is Endangered while Speckled ray is Least Concern.

Taxonomic Classification

Rank	Lesser Yellow-shouldered Bat	Speckled ray
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class	Mammalia (Mammals)	Elasmobranchii
Order	Chiroptera (Bats)	Rajiformes (Rajiformes)
Family	Phyllostomidae	Rajidae
Genus	Sturnira	Raja
Species	Sturnira nana	Raja polystigma

Evolutionary Relationship

Lesser Yellow-shouldered Bat and Speckled ray share a common ancestor at the Phylum level: Chordata. (Chordates)

Conservation Status

Lesser Yellow-shouldered Bat

EN — Endangered

Speckled ray

LC — Least Concern

Physical Characteristics

Attribute	Lesser Yellow-shouldered Bat	Speckled ray
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Lesser Yellow-shouldered Bat

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Range

Found in Ecuador. Currently classified as Endangered on the IUCN Red List, this species faces significant conservation challenges across its range.

Speckled ray