Blue Dolphin vs red-shanked douc

Stenella coeruleoalba compared with Pygathrix nemaeus

Key Differences

• Blue Dolphin is Least Concern while red-shanked douc is Critically Endangered.

Taxonomic Classification

Rank	Blue Dolphin	red-shanked douc
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class same	Mammalia (Mammals)	Mammalia (Mammals)
Order	Cetacea (Whales & Dolphins)	Primates (Primates)
Family	Delphinidae (Oceanic Dolphins)	Cercopithecidae (Old World Monkeys)
Genus	Stenella	Pygathrix
Species	Stenella coeruleoalba	Pygathrix nemaeus

Evolutionary Relationship

Blue Dolphin and red-shanked douc share a common ancestor at the Class level: Mammalia. (Mammals)

Conservation Status

Blue Dolphin

LC — Least Concern

red-shanked douc

CR — Critically Endangered

Physical Characteristics

Attribute	Blue Dolphin	red-shanked douc
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).

red-shanked douc

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.