Green Sea Turtle vs Tree Cyanea

Chelonia mydas compared with Cyanea arborea

Key Differences

• Green Sea Turtle is Endangered while Tree Cyanea is Extinct.

Taxonomic Classification

Rank	Green Sea Turtle	Tree Cyanea
Kingdom same	Animalia (动物界)	Animalia (动物界)
Phylum	Chordata (脊索动物门)	Cnidaria (刺胞動物門)
Class	Reptilia (爬行纲)	Scyphozoa (钵水母纲)
Order	Testudines (龟鳖目)	Semaeostomeae (旗口水母目)
Family	Cheloniidae (Sea Turtles)	Cyaneidae
Genus	Chelonia (Green Sea Turtles)	Cyanea
Species	Chelonia mydas	Cyanea arborea

Evolutionary Relationship

Green Sea Turtle and Tree Cyanea share a common ancestor at the Kingdom level: Animalia. (动物界)

Conservation Status

Green Sea Turtle

EN — Endangered

Population: ~85.0K

Trend: Decreasing ↓

Tree Cyanea

EX — Extinct

Physical Characteristics

Attribute	Green Sea Turtle	Tree Cyanea
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.

Tree Cyanea

Green Sea Turtle

绿海龟是最大的海龟之一。其名称源于软骨和脂肪的绿色，而非龟壳的颜色。