Black-footed Albatross vs Green Sea Turtle

Phoebastria nigripes compared with Chelonia mydas

Key Differences

• Black-footed Albatross is Near Threatened while Green Sea Turtle is Endangered.

Taxonomic Classification

Rank	Black-footed Albatross	Green Sea Turtle
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class	Aves (Birds)	Reptilia (Reptiles)
Order	Procellariiformes (Procellariiformes)	Testudines (Turtles & Tortoises)
Family	Diomedeidae	Cheloniidae (Sea Turtles)
Genus	Phoebastria	Chelonia (Green Sea Turtles)
Species	Phoebastria nigripes	Chelonia mydas

Evolutionary Relationship

Black-footed Albatross and Green Sea Turtle share a common ancestor at the Phylum level: Chordata. (Chordates)

Conservation Status

Black-footed Albatross

NT — Near Threatened

Green Sea Turtle

EN — Endangered

Population: ~85.0K

Trend: Decreasing ↓

Physical Characteristics

Attribute	Black-footed Albatross	Green Sea Turtle
Diet	—	Herbivore
Average Lifespan	—	80 years
Average Length	—	1.2 m
Average Weight	—	200.0 kg

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.

Green Sea Turtle

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 8 distinct biome types. Populations are also found in montane and highland environments at higher elevations.

Range

Distributed across Australia, Brazil, Costa Rica, Indonesia, and Mexico. Currently classified as Endangered 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.

Green Sea Turtle

The green sea turtle is one of the largest sea turtles. They are named for the green color of their cartilage and fat, not their shells.