Blue Dolphin vs Graceful Laucha

Stenella coeruleoalba compared with Calomys lepidus

Taxonomic Classification

Rank	Blue Dolphin	Graceful Laucha
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)	Rodentia (Bộ Gặm nhấm)
Family	Delphinidae (Oceanic Dolphins)	Cricetidae
Genus	Stenella	Calomys
Species	Stenella coeruleoalba	Calomys lepidus

Evolutionary Relationship

Blue Dolphin and Graceful Laucha share a common ancestor at the Class level: Mammalia. (lớp Thú)

Conservation Status

Blue Dolphin

LC — Least Concern

Graceful Laucha

LC — Least Concern

Physical Characteristics

Attribute	Blue Dolphin	Graceful Laucha
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).

Graceful Laucha

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

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.