blue whale vs Tana River Crested Mangabey, Tana River Mangabey

Balaenoptera musculus compared with Cercocebus galeritus

Key Differences

• blue whale is Vulnerable while Tana River Crested Mangabey, Tana River Mangabey is Endangered.

Taxonomic Classification

Rank	blue whale	Tana River Crested Mangabey, Tana River Mangabey
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	Balaenopteridae (Rorquals)	Cercopithecidae (Old World Monkeys)
Genus	Balaenoptera (Rorquals)	Cercocebus
Species	Balaenoptera musculus	Cercocebus galeritus

Evolutionary Relationship

blue whale and Tana River Crested Mangabey, Tana River Mangabey share a common ancestor at the Class level: Mammalia. (Mammals)

Conservation Status

blue whale

VU — Vulnerable

Population: ~15.0K

Trend: Increasing ↑

Tana River Crested Mangabey, Tana River Mangabey

EN — Endangered

Physical Characteristics

Attribute	blue whale	Tana River Crested Mangabey, Tana River Mangabey
Diet	Carnivore	—
Average Lifespan	90 years	—
Average Length	30.0 m	—
Average Weight	150.0 t	—

Habitat & Geographic Range

blue whale

Habitat

Found across multiple habitat types including tropical and subtropical moist broadleaf forests, tropical and subtropical dry broadleaf forests, and tropical and subtropical grasslands and savannas, among 11 distinct biome types. Populations are also found in montane and highland environments at higher elevations.

Range

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

Tana River Crested Mangabey, Tana River Mangabey

Habitat

Found across multiple habitat types including tropical and subtropical moist broadleaf forests, tropical and subtropical grasslands and savannas, and flooded grasslands and savannas, among 5 distinct biome types within the Afrotropic biogeographic realm. Populations are also found in montane and highland environments at higher elevations.

Range

Found in Kenya. Currently classified as Endangered on the IUCN Red List, this species faces significant conservation challenges across its range.

blue whale

The largest animal ever known to have lived on Earth, blue whales can reach 33 meters and 200 tonnes — their hearts alone weigh as much as a small car. Found in all oceans, they migrate between polar feeding grounds and tropical breeding areas. Filter feeders consuming up to 4 tonnes of krill daily. Endangered, with global populations estimated at 10,000–25,000 after near-extinction from 20th-century whaling.