Green Sea Turtle vs North Atlantic right whale

Chelonia mydas compared with Eubalaena glacialis

Key Differences

• Green Sea Turtle is Endangered while North Atlantic right whale is Extinct.

Taxonomic Classification

Rank	Green Sea Turtle	North Atlantic right whale
Kingdom same	Animalia (สัตว์)	Animalia (สัตว์)
Phylum same	Chordata (สัตว์มีแกนสันหลัง)	Chordata (สัตว์มีแกนสันหลัง)
Class	Reptilia (สัตว์เลื้อยคลาน)	Mammalia (สัตว์เลี้ยงลูกด้วยน้ำนม)
Order	Testudines (เต่า)	Cetacea (Whales & Dolphins)
Family	Cheloniidae (Sea Turtles)	Balaenidae
Genus	Chelonia (Green Sea Turtles)	Eubalaena
Species	Chelonia mydas	Eubalaena glacialis

Evolutionary Relationship

Green Sea Turtle and North Atlantic right whale share a common ancestor at the Phylum level: Chordata. (สัตว์มีแกนสันหลัง)

Conservation Status

Green Sea Turtle

EN — Endangered

Population: ~85.0K

Trend: Decreasing ↓

North Atlantic right whale

EX — Extinct

Physical Characteristics

Attribute	Green Sea Turtle	North Atlantic right whale
Diet	Herbivore	—
Average Lifespan	80 years	—
Average Length	1.2 m	—
Average Weight	200.0 kg	—

Habitat & Geographic Range

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.

North Atlantic right whale

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Range

Distributed across Denmark, Norway, Portugal, and Sweden.

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.