Green Sea Turtle vs Helm-Azurjungfer

Chelonia mydas compared with Coenagrion mercuriale

Key Differences

• Green Sea Turtle is Endangered while Helm-Azurjungfer is Extinct.

Taxonomic Classification

Rank	Green Sea Turtle	Helm-Azurjungfer
Kingdom same	Animalia (Tier)	Animalia (Tier)
Phylum	Chordata (Chordatiere)	Arthropoda (Gliederfüßer)
Class	Reptilia (Reptilien)	Insecta (Insekten)
Order	Testudines (Schildkröten)	Odonata (Libellen)
Family	Cheloniidae (Sea Turtles)	Coenagrionidae
Genus	Chelonia (Green Sea Turtles)	Coenagrion
Species	Chelonia mydas	Coenagrion mercuriale

Evolutionary Relationship

Green Sea Turtle and Helm-Azurjungfer share a common ancestor at the Kingdom level: Animalia. (Tier)

Conservation Status

Green Sea Turtle

EN — Endangered

Population: ~85.0K

Trend: Decreasing ↓

Helm-Azurjungfer

EX — Extinct

Physical Characteristics

Attribute	Green Sea Turtle	Helm-Azurjungfer
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.

Helm-Azurjungfer

Habitat

Typically found in virtually all terrestrial and freshwater habitats.

Range

Distributed across Belgium and Luxembourg.

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.