Ecuadorian Sac-winged Bat vs Northern Right Whale Dolphin

Balantiopteryx infusca compared with Lissodelphis borealis

Key Differences

• Ecuadorian Sac-winged Bat is Endangered while Northern Right Whale Dolphin is Least Concern.

Taxonomic Classification

Rank	Ecuadorian Sac-winged Bat	Northern Right Whale Dolphin
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	Chiroptera (翼手目)	Cetacea (Whales & Dolphins)
Family	Emballonuridae	Delphinidae (Oceanic Dolphins)
Genus	Balantiopteryx	Lissodelphis
Species	Balantiopteryx infusca	Lissodelphis borealis

Evolutionary Relationship

Ecuadorian Sac-winged Bat and Northern Right Whale Dolphin share a common ancestor at the Class level: Mammalia. (哺乳類)

Conservation Status

Ecuadorian Sac-winged Bat

EN — Endangered

Northern Right Whale Dolphin

LC — Least Concern

Physical Characteristics

Attribute	Ecuadorian Sac-winged Bat	Northern Right Whale Dolphin
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.

Northern Right Whale Dolphin

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.