Green Sea Turtle vs St Helena Tree Fern

Chelonia mydas compared with Dicksonia arborescens

Key Differences

• Green Sea Turtle is Endangered while St Helena Tree Fern is Vulnerable.

Taxonomic Classification

Rank	Green Sea Turtle	St Helena Tree Fern
Kingdom	Animalia (Animals)	Plantae (Plants)
Phylum	Chordata (Chordates)	Tracheophyta
Class	Reptilia (Reptiles)	Polypodiopsida (Polypodiopsida)
Order	Testudines (Turtles & Tortoises)	Cyatheales (Cyatheales)
Family	Cheloniidae (Sea Turtles)	Dicksoniaceae
Genus	Chelonia (Green Sea Turtles)	Dicksonia
Species	Chelonia mydas	Dicksonia arborescens

Conservation Status

Green Sea Turtle

EN — Endangered

Population: ~85.0K

Trend: Decreasing ↓

St Helena Tree Fern

VU — Vulnerable

Physical Characteristics

Attribute	Green Sea Turtle	St Helena Tree Fern
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 Tree Fern

Habitat

Typically found in moist, shaded forest floors and tropical canopies.

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.