Blue Dolphin vs Eastern Willow Spreadwing

Stenella coeruleoalba compared with Chalcolestes parvidens

Taxonomic Classification

Rank	Blue Dolphin	Eastern Willow Spreadwing
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum	Chordata (Chordates)	Arthropoda (Arthropods)
Class	Mammalia (Mammals)	Insecta (Insects)
Order	Cetacea (Whales & Dolphins)	Odonata (Odonata)
Family	Delphinidae (Oceanic Dolphins)	Lestidae
Genus	Stenella	Chalcolestes
Species	Stenella coeruleoalba	Chalcolestes parvidens

Evolutionary Relationship

Blue Dolphin and Eastern Willow Spreadwing share a common ancestor at the Kingdom level: Animalia. (Animals)

Conservation Status

Blue Dolphin

LC — Least Concern

Eastern Willow Spreadwing

LC — Least Concern

Physical Characteristics

Attribute	Blue Dolphin	Eastern Willow Spreadwing
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).

Eastern Willow Spreadwing

Habitat

Typically found in virtually all terrestrial and freshwater habitats.

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.