Ecuadorian Sac-winged Bat vs Mexican Big-eared Bat

Balantiopteryx infusca compared with Corynorhinus mexicanus

Key Differences

• Ecuadorian Sac-winged Bat is Endangered while Mexican Big-eared Bat is Near Threatened.

Taxonomic Classification

Rank	Ecuadorian Sac-winged Bat	Mexican Big-eared Bat
Kingdom same	Animalia (动物界)	Animalia (动物界)
Phylum same	Chordata (脊索动物门)	Chordata (脊索动物门)
Class same	Mammalia (哺乳動物)	Mammalia (哺乳動物)
Order same	Chiroptera (翼手目)	Chiroptera (翼手目)
Family	Emballonuridae	Vespertilionidae
Genus	Balantiopteryx	Corynorhinus
Species	Balantiopteryx infusca	Corynorhinus mexicanus

Evolutionary Relationship

Ecuadorian Sac-winged Bat and Mexican Big-eared Bat share a common ancestor at the Order level: Chiroptera. (翼手目)

Conservation Status

Ecuadorian Sac-winged Bat

EN — Endangered

Mexican Big-eared Bat

NT — Near Threatened

Physical Characteristics

Attribute	Ecuadorian Sac-winged Bat	Mexican Big-eared 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.

Mexican Big-eared Bat

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.