Gianna’s Yellow-shouldered Bat vs Spotted Thorius

Sturnira giannae compared with Thorius spilogaster

Key Differences

• Gianna’s Yellow-shouldered Bat is Least Concern while Spotted Thorius is Critically Endangered.

Taxonomic Classification

Rank	Gianna’s Yellow-shouldered Bat	Spotted Thorius
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class	Mammalia (Mammals)	Amphibia (Amphibians)
Order	Chiroptera (Bats)	Caudata (Caudata)
Family	Phyllostomidae	Plethodontidae
Genus	Sturnira	Thorius
Species	Sturnira giannae	Thorius spilogaster

Evolutionary Relationship

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

Conservation Status

Gianna’s Yellow-shouldered Bat

LC — Least Concern

Spotted Thorius

CR — Critically Endangered

Physical Characteristics

Attribute	Gianna’s Yellow-shouldered Bat	Spotted Thorius
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Gianna’s Yellow-shouldered Bat

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Range

Distributed across Colombia and Ecuador.

Spotted Thorius

Habitat

Typically found in freshwater habitats, moist forests, and wetlands.

Range

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