Green Sea Turtle vs large tortoiseshell

Chelonia mydas compared with Nymphalis polychloros

Key Differences

• Green Sea Turtle is Endangered while large tortoiseshell is Critically Endangered.

Taxonomic Classification

Rank	Green Sea Turtle	large tortoiseshell
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)	Nymphalidae (Brush-footed Butterflies)
Genus	Chelonia (Green Sea Turtles)	Nymphalis
Species	Chelonia mydas	Nymphalis polychloros

Evolutionary Relationship

Green Sea Turtle and large tortoiseshell share a common ancestor at the Kingdom level: Animalia. (動物)

Conservation Status

Green Sea Turtle

EN — Endangered

Population: ~85.0K

Trend: Decreasing ↓

large tortoiseshell

CR — Critically Endangered

Physical Characteristics

Attribute	Green Sea Turtle	large tortoiseshell
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.

large tortoiseshell

Habitat

Found across multiple habitat types including temperate broadleaf and mixed forests, temperate coniferous forests, and boreal forests and taiga, among 9 distinct biome types within the Palearctic biogeographic realm. Populations are also found in montane and highland environments at higher elevations.

Range

Found across Europe (39 countries). Currently classified as Critically Endangered on the IUCN Red List, this species faces significant conservation challenges across its range.

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。

large tortoiseshell

オオキタテハ（Nymphalis polychloros）はIUCNレッドリストで絶滅危惧IA類（CR）に分類されている。深刻な個体数の減少と生息地の喪失により、野生での絶滅リスクが極めて高い状況にある。