Gray-shanked Douc Langur vs sei whale

Pygathrix cinerea compared with Balaenoptera borealis

Key Differences

• Gray-shanked Douc Langur is Critically Endangered while sei whale is Endangered.

Taxonomic Classification

Rank	Gray-shanked Douc Langur	sei whale
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class same	Mammalia (Mammals)	Mammalia (Mammals)
Order	Primates (Primates)	Cetacea (Whales & Dolphins)
Family	Cercopithecidae (Old World Monkeys)	Balaenopteridae (Rorquals)
Genus	Pygathrix	Balaenoptera (Rorquals)
Species	Pygathrix cinerea	Balaenoptera borealis

Evolutionary Relationship

Gray-shanked Douc Langur and sei whale share a common ancestor at the Class level: Mammalia. (Mammals)

Conservation Status

Gray-shanked Douc Langur

CR — Critically Endangered

sei whale

EN — Endangered

Physical Characteristics

Attribute	Gray-shanked Douc Langur	sei whale
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Gray-shanked Douc Langur

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

sei whale

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Range

Widely distributed across Asia (Taiwan), Europe (4 countries), and South America (Colombia, Ecuador). Currently classified as Endangered on the IUCN Red List, this species faces significant conservation challenges across its range.