Flowering Fern vs Green Sea Turtle

Osmunda regalis compared with Chelonia mydas

Key Differences

Flowering Fern is Near Threatened while Green Sea Turtle is Endangered.

Taxonomic Classification

Rank	Flowering Fern	Green Sea Turtle
Kingdom	Plantae (植物)	Animalia (動物)
Phylum	Tracheophyta	Chordata (脊索動物)
Class	Polypodiopsida (ウラボシ綱)	Reptilia (爬虫類)
Order	Osmundales (Osmundales)	Testudines (カメ)
Family	Osmundaceae	Cheloniidae (Sea Turtles)
Genus	Osmunda	Chelonia (Green Sea Turtles)
Species	Osmunda regalis	Chelonia mydas

Conservation Status

Flowering Fern

NT — Near Threatened

Green Sea Turtle

EN — Endangered

Population: ~85.0K

Trend: Decreasing ↓

Physical Characteristics

Attribute	Flowering Fern	Green Sea Turtle
Diet	—	Herbivore
Average Lifespan	—	80 years
Average Length	—	1.2 m
Average Weight	—	200.0 kg

Habitat & Geographic Range

Flowering Fern

Habitat

Found across multiple habitat types including temperate broadleaf and mixed forests, tundra, and tropical and subtropical moist broadleaf forests, among 7 distinct biome types spanning the Australasia and Neotropic and Oceanian realms.

Range

Widely distributed across Europe (7 countries), North America (Cuba, United States), Oceania and the Pacific (New Zealand), and South America (Colombia). Listed as Near Threatened, this species requires ongoing monitoring to prevent population decline.

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.