Green Sea Turtle vs St Helena Heliotrope

Chelonia mydas compared with Heliotropium pannifolium

Key Differences

• Green Sea Turtle is Endangered while St Helena Heliotrope is Extinct.

Taxonomic Classification

Rank	Green Sea Turtle	St Helena Heliotrope
Kingdom	Animalia (动物界)	Plantae (植物)
Phylum	Chordata (脊索动物门)	Magnoliophyta (木兰植物门)
Class	Reptilia (爬行纲)	Magnoliopsida (木兰纲)
Order	Testudines (龟鳖目)	Boraginales (紫草目)
Family	Cheloniidae (Sea Turtles)	Heliotropiaceae
Genus	Chelonia (Green Sea Turtles)	Heliotropium
Species	Chelonia mydas	Heliotropium pannifolium

Conservation Status

Green Sea Turtle

EN — Endangered

Population: ~85.0K

Trend: Decreasing ↓

St Helena Heliotrope

EX — Extinct

Physical Characteristics

Attribute	Green Sea Turtle	St Helena Heliotrope
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.

St Helena Heliotrope

Habitat

Typically found in diverse terrestrial habitats from tropical forests to temperate regions.

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。