Hourglass Dolphin vs Little Black Serotine

Lagenorhynchus cruciger compared with Eptesicus andinus

Taxonomic Classification

Rank	Hourglass Dolphin	Little Black Serotine
Kingdom same	Animalia (动物界)	Animalia (动物界)
Phylum same	Chordata (脊索动物门)	Chordata (脊索动物门)
Class same	Mammalia (哺乳動物)	Mammalia (哺乳動物)
Order	Cetacea (Whales & Dolphins)	Chiroptera (翼手目)
Family	Delphinidae (Oceanic Dolphins)	Vespertilionidae
Genus	Lagenorhynchus	Eptesicus
Species	Lagenorhynchus cruciger	Eptesicus andinus

Evolutionary Relationship

Hourglass Dolphin and Little Black Serotine share a common ancestor at the Class level: Mammalia. (哺乳動物)

Conservation Status

Hourglass Dolphin

LC — Least Concern

Little Black Serotine

LC — Least Concern

Physical Characteristics

Attribute	Hourglass Dolphin	Little Black Serotine
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Hourglass Dolphin

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Little Black Serotine

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Range

Distributed across Colombia, Ecuador, and Venezuela.