Green Sea Turtle vs Spruce Knot-horn

Chelonia mydas compared with Dioryctria schuetzeella

Key Differences

• Green Sea Turtle is Endangered while Spruce Knot-horn is Least Concern.

Taxonomic Classification

Rank	Green Sea Turtle	Spruce Knot-horn
Kingdom same	Animalia (動物)	Animalia (動物)
Phylum	Chordata (脊索動物)	Arthropoda (節足動物)
Class	Reptilia (爬虫類)	Insecta (昆虫)
Order	Testudines (カメ)	Lepidoptera (チョウ目)
Family	Cheloniidae (Sea Turtles)	Pyralidae
Genus	Chelonia (Green Sea Turtles)	Dioryctria
Species	Chelonia mydas	Dioryctria schuetzeella

Evolutionary Relationship

Green Sea Turtle and Spruce Knot-horn share a common ancestor at the Kingdom level: Animalia. (動物)

Conservation Status

Green Sea Turtle

EN — Endangered

Population: ~85.0K

Trend: Decreasing ↓

Spruce Knot-horn

LC — Least Concern

Physical Characteristics

Attribute	Green Sea Turtle	Spruce Knot-horn
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.

Spruce Knot-horn

Habitat

Typically found in virtually all terrestrial and freshwater habitats.

Range

Found across Europe (7 countries).

Green Sea Turtle

アオウミガメは最も大きなウミガメの一つです。甲羅ではなく軟骨と脂肪の緑色に由来して名付けられました。