Cowhead eagle ray vs Gianna’s Yellow-shouldered Bat

Myliobatis tobijei compared with Sturnira giannae

Key Differences

• Cowhead eagle ray is Vulnerable while Gianna’s Yellow-shouldered Bat is Least Concern.

Taxonomic Classification

Rank	Cowhead eagle ray	Gianna’s Yellow-shouldered Bat
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class	Elasmobranchii	Mammalia (Mammals)
Order	Myliobatiformes (Myliobatiformes)	Chiroptera (Bats)
Family	Myliobatidae	Phyllostomidae
Genus	Myliobatis	Sturnira
Species	Myliobatis tobijei	Sturnira giannae

Evolutionary Relationship

Cowhead eagle ray and Gianna’s Yellow-shouldered Bat share a common ancestor at the Phylum level: Chordata. (Chordates)

Conservation Status

Cowhead eagle ray

VU — Vulnerable

Gianna’s Yellow-shouldered Bat

LC — Least Concern

Physical Characteristics

Attribute	Cowhead eagle ray	Gianna’s Yellow-shouldered Bat
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Cowhead eagle ray

Habitat

Native to Asia, inhabiting ecosystems characteristic of the region.

Range

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

Gianna’s Yellow-shouldered Bat

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Range

Distributed across Colombia and Ecuador.