Black-footed Albatross vs blue whale

Phoebastria nigripes compared with Balaenoptera musculus

Key Differences

• Black-footed Albatross is Near Threatened while blue whale is Vulnerable.

Taxonomic Classification

Rank	Black-footed Albatross	blue whale
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class	Aves (Birds)	Mammalia (Mammals)
Order	Procellariiformes (Procellariiformes)	Cetacea (Whales & Dolphins)
Family	Diomedeidae	Balaenopteridae (Rorquals)
Genus	Phoebastria	Balaenoptera (Rorquals)
Species	Phoebastria nigripes	Balaenoptera musculus

Evolutionary Relationship

Black-footed Albatross and blue whale share a common ancestor at the Phylum level: Chordata. (Chordates)

Conservation Status

Black-footed Albatross

NT — Near Threatened

blue whale

VU — Vulnerable

Population: ~15.0K

Trend: Increasing ↑

Physical Characteristics

Attribute	Black-footed Albatross	blue whale
Diet	—	Carnivore
Average Lifespan	—	90 years
Average Length	—	30.0 m
Average Weight	—	150.0 t

Habitat & Geographic Range

Black-footed Albatross

Habitat

Typically found in various aerial, terrestrial, and aquatic environments.

Range

Distributed across Ecuador, Norway, and Taiwan. Listed as Near Threatened, this species requires ongoing monitoring to prevent population decline.

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.

Black-footed Albatross

The Black-footed Albatross (Phoebastria nigripes) is a species in the genus Phoebastria. It is currently classified as Near Threatened on the IUCN Red List. Typically found in various aerial, terrestrial, and aquatic environments.

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.

Shared Countries

Both species can be found in 3 countries:

🇪🇨 Ecuador 🇳🇴 Norway 🇹🇼 Taiwan