Ecuadorian Sac-winged Bat vs Java Sparrow

Balantiopteryx infusca compared with Lonchura oryzivora

Key Differences

• Ecuadorian Sac-winged Bat is Endangered while Java Sparrow is Vulnerable.

Taxonomic Classification

Rank	Ecuadorian Sac-winged Bat	Java Sparrow
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class	Mammalia (Mammals)	Aves (Birds)
Order	Chiroptera (Bats)	Passeriformes (Songbirds)
Family	Emballonuridae	Estrildidae
Genus	Balantiopteryx	Lonchura
Species	Balantiopteryx infusca	Lonchura oryzivora

Evolutionary Relationship

Ecuadorian Sac-winged Bat and Java Sparrow share a common ancestor at the Phylum level: Chordata. (Chordates)

Conservation Status

Ecuadorian Sac-winged Bat

EN — Endangered

Java Sparrow

VU — Vulnerable

Physical Characteristics

Attribute	Ecuadorian Sac-winged Bat	Java Sparrow
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.

Java Sparrow

Habitat

Found across multiple habitat types including tropical and subtropical moist broadleaf forests, tropical and subtropical grasslands and savannas, and flooded grasslands and savannas, among 6 distinct biome types spanning the Afrotropic and Indomalayan realms. Populations are also found in montane and highland environments at higher elevations.

Range

Widely distributed across Africa (Tanzania), Asia (Taiwan, Thailand, Vietnam), Europe (5 countries), North America (United States), Oceania and the Pacific (Australia), and South America (Colombia, Venezuela). Currently classified as Vulnerable on the IUCN Red List, this species faces significant conservation challenges across its range.

Java Sparrow

One of the most popular cage birds in East Asia, Java sparrows are striking finches with grey plumage, a bold black head, distinctive white cheek patches, and a bright red bill. Native to Java and Bali in Indonesia, they have been introduced to many parts of Asia, Africa, and the Americas. They inhabit open grasslands, rice fields, and farmland, often becoming pests on rice crops. Listed as Vulnerable in their native range due to severe trapping pressure for the cage bird trade.

Shared Countries

Both species can be found in 1 countries:

🇨🇴 Colombia