Ecuadorian Sac-winged Bat vs Ontong Java Flying Fox

Balantiopteryx infusca compared with Pteropus howensis

Key Differences

• Ecuadorian Sac-winged Bat is Endangered while Ontong Java Flying Fox is Critically Endangered.

Taxonomic Classification

Rank	Ecuadorian Sac-winged Bat	Ontong Java Flying Fox
Kingdom same	Animalia (動物)	Animalia (動物)
Phylum same	Chordata (脊索動物)	Chordata (脊索動物)
Class same	Mammalia (哺乳類)	Mammalia (哺乳類)
Order same	Chiroptera (翼手目)	Chiroptera (翼手目)
Family	Emballonuridae	Pteropodidae (Fruit Bats)
Genus	Balantiopteryx	Pteropus (Flying Foxes)
Species	Balantiopteryx infusca	Pteropus howensis

Evolutionary Relationship

Ecuadorian Sac-winged Bat and Ontong Java Flying Fox share a common ancestor at the Order level: Chiroptera. (翼手目)

Conservation Status

Ecuadorian Sac-winged Bat

EN — Endangered

Ontong Java Flying Fox

CR — Critically Endangered

Physical Characteristics

Attribute	Ecuadorian Sac-winged Bat	Ontong Java Flying Fox
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.

Ontong Java Flying Fox

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.