Gianna’s Yellow-shouldered Bat vs Styan's Bulbul

Sturnira giannae compared with Pycnonotus taivanus

Key Differences

• Gianna’s Yellow-shouldered Bat is Least Concern while Styan's Bulbul is Vulnerable.

Taxonomic Classification

Rank	Gianna’s Yellow-shouldered Bat	Styan's Bulbul
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class	Mammalia (Mammals)	Aves (Birds)
Order	Chiroptera (Bats)	Passeriformes (Songbirds)
Family	Phyllostomidae	Pycnonotidae
Genus	Sturnira	Pycnonotus
Species	Sturnira giannae	Pycnonotus taivanus

Evolutionary Relationship

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

Conservation Status

Gianna’s Yellow-shouldered Bat

LC — Least Concern

Styan's Bulbul

VU — Vulnerable

Physical Characteristics

Attribute	Gianna’s Yellow-shouldered Bat	Styan's Bulbul
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.

Styan's Bulbul

Habitat

Typically found in various aerial, terrestrial, and aquatic environments.

Range

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