Dusky Dolphin vs Ecuadorian Sac-winged Bat

Lagenorhynchus obscurus compared with Balantiopteryx infusca

Key Differences

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

Taxonomic Classification

Rank	Dusky Dolphin	Ecuadorian Sac-winged Bat
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class same	Mammalia (Mammals)	Mammalia (Mammals)
Order	Cetacea (Whales & Dolphins)	Chiroptera (Bats)
Family	Delphinidae (Oceanic Dolphins)	Emballonuridae
Genus	Lagenorhynchus	Balantiopteryx
Species	Lagenorhynchus obscurus	Balantiopteryx infusca

Evolutionary Relationship

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

Conservation Status

Dusky Dolphin

LC — Least Concern

Ecuadorian Sac-winged Bat

EN — Endangered

Physical Characteristics

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

Habitat & Geographic Range

Dusky Dolphin

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

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.