Blue Dolphin vs Indochinese Gray Langur

Stenella coeruleoalba compared with Trachypithecus crepusculus

Key Differences

• Blue Dolphin is Least Concern while Indochinese Gray Langur is Endangered.

Taxonomic Classification

Rank	Blue Dolphin	Indochinese Gray Langur
Kingdom same	Animalia (สัตว์)	Animalia (สัตว์)
Phylum same	Chordata (สัตว์มีแกนสันหลัง)	Chordata (สัตว์มีแกนสันหลัง)
Class same	Mammalia (สัตว์เลี้ยงลูกด้วยน้ำนม)	Mammalia (สัตว์เลี้ยงลูกด้วยน้ำนม)
Order	Cetacea (Whales & Dolphins)	Primates (อันดับวานร)
Family	Delphinidae (Oceanic Dolphins)	Cercopithecidae (Old World Monkeys)
Genus	Stenella	Trachypithecus
Species	Stenella coeruleoalba	Trachypithecus crepusculus

Evolutionary Relationship

Blue Dolphin and Indochinese Gray Langur share a common ancestor at the Class level: Mammalia. (สัตว์เลี้ยงลูกด้วยน้ำนม)

Conservation Status

Blue Dolphin

LC — Least Concern

Indochinese Gray Langur

EN — Endangered

Physical Characteristics

Attribute	Blue Dolphin	Indochinese Gray Langur
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).

Indochinese Gray Langur

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.