Ecuadorian Sac-winged Bat vs Lesser Northern Free-tailed Bat

Balantiopteryx infusca compared with Chaerephon johorensis

Key Differences

• Ecuadorian Sac-winged Bat is Endangered while Lesser Northern Free-tailed Bat is Vulnerable.

Taxonomic Classification

Rank	Ecuadorian Sac-winged Bat	Lesser Northern Free-tailed Bat
Kingdom same	Animalia (동물)	Animalia (동물)
Phylum same	Chordata (척삭동물)	Chordata (척삭동물)
Class same	Mammalia (포유류)	Mammalia (포유류)
Order same	Chiroptera (박쥐)	Chiroptera (박쥐)
Family	Emballonuridae	Molossidae
Genus	Balantiopteryx	Chaerephon
Species	Balantiopteryx infusca	Chaerephon johorensis

Evolutionary Relationship

Ecuadorian Sac-winged Bat and Lesser Northern Free-tailed Bat share a common ancestor at the Order level: Chiroptera. (박쥐)

Conservation Status

Ecuadorian Sac-winged Bat

EN — Endangered

Lesser Northern Free-tailed Bat

VU — Vulnerable

Physical Characteristics

Attribute	Ecuadorian Sac-winged Bat	Lesser Northern Free-tailed 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.

Lesser Northern Free-tailed Bat

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.