Ecuadorian Sac-winged Bat vs Little Yellow-shouldered Bat

Balantiopteryx infusca compared with Sturnira lilium

Key Differences

• Ecuadorian Sac-winged Bat is Endangered while Little Yellow-shouldered Bat is Least Concern.

Taxonomic Classification

Rank	Ecuadorian Sac-winged Bat	Little Yellow-shouldered Bat
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class same	Mammalia (Mammals)	Mammalia (Mammals)
Order same	Chiroptera (Bats)	Chiroptera (Bats)
Family	Emballonuridae	Phyllostomidae
Genus	Balantiopteryx	Sturnira
Species	Balantiopteryx infusca	Sturnira lilium

Evolutionary Relationship

Ecuadorian Sac-winged Bat and Little Yellow-shouldered Bat share a common ancestor at the Order level: Chiroptera. (Bats)

Conservation Status

Ecuadorian Sac-winged Bat

EN — Endangered

Little Yellow-shouldered Bat

LC — Least Concern

Physical Characteristics

Attribute	Ecuadorian Sac-winged Bat	Little Yellow-shouldered Bat
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Ecuadorian Sac-winged Bat

Habitat

Found across multiple habitat types including tropical and subtropical dry broadleaf forests, flooded grasslands and savannas, and montane grasslands and shrublands, among 4 distinct biome types within the Neotropic biogeographic realm.

Range

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

Little Yellow-shouldered Bat

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Range

Distributed across Colombia and Venezuela.

Shared Countries

Both species can be found in 1 countries:

🇨🇴 Colombia