Blue Dolphin vs Ecuadorian Sac-winged Bat

Stenella coeruleoalba compared with Balantiopteryx infusca

Key Differences

• Blue Dolphin is Least Concern while Ecuadorian Sac-winged Bat is Endangered.

Taxonomic Classification

Rank	Blue Dolphin	Ecuadorian Sac-winged Bat
Kingdom same	Animalia (động vật)	Animalia (động vật)
Phylum same	Chordata (động vật có dây sống)	Chordata (động vật có dây sống)
Class same	Mammalia (lớp Thú)	Mammalia (lớp Thú)
Order	Cetacea (Whales & Dolphins)	Chiroptera (bộ Dơi)
Family	Delphinidae (Oceanic Dolphins)	Emballonuridae
Genus	Stenella	Balantiopteryx
Species	Stenella coeruleoalba	Balantiopteryx infusca

Evolutionary Relationship

Blue Dolphin and Ecuadorian Sac-winged Bat share a common ancestor at the Class level: Mammalia. (lớp Thú)

Conservation Status

Blue Dolphin

LC — Least Concern

Ecuadorian Sac-winged Bat

EN — Endangered

Physical Characteristics

Attribute	Blue Dolphin	Ecuadorian Sac-winged Bat
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Blue Dolphin

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Range

Widely distributed across Asia (Taiwan), Europe (5 countries), and South America (Colombia, Ecuador, Venezuela).

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.

Blue Dolphin

Blue Dolphin (Stenella coeruleoalba) is classified as Least Concern (LC) on the IUCN Red List. Widespread and abundant across its range, with stable populations and no immediate conservation concerns.

Shared Countries

Both species can be found in 2 countries:

🇨🇴 Colombia 🇪🇨 Ecuador