Green Sea Turtle vs 小潛鴨

Chelonia mydas compared with Aythya affinis

Key Differences

• Green Sea Turtle is Endangered while 小潛鴨 is Least Concern.

Taxonomic Classification

Rank	Green Sea Turtle	小潛鴨
Kingdom same	Animalia (动物界)	Animalia (动物界)
Phylum same	Chordata (脊索动物门)	Chordata (脊索动物门)
Class	Reptilia (爬行纲)	Aves (鳥綱)
Order	Testudines (龟鳖目)	Anseriformes (雁形目)
Family	Cheloniidae (Sea Turtles)	Anatidae
Genus	Chelonia (Green Sea Turtles)	Aythya
Species	Chelonia mydas	Aythya affinis

Evolutionary Relationship

Green Sea Turtle and 小潛鴨 share a common ancestor at the Phylum level: Chordata. (脊索动物门)

Conservation Status

Green Sea Turtle

EN — Endangered

Population: ~85.0K

Trend: Decreasing ↓

小潛鴨

LC — Least Concern

Physical Characteristics

Attribute	Green Sea Turtle	小潛鴨
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.

小潛鴨

Habitat

Typically found in various aerial, terrestrial, and aquatic environments.

Range

Widely distributed across Asia (Taiwan), Europe (4 countries), North America (United States), and South America (Colombia, Ecuador, Venezuela).

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。

小潛鴨

小潜鸭（Aythya affinis）被IUCN红色名录列为无危（LC）物种。在其分布范围内广泛分布，种群数量丰富稳定，无紧迫的保护问题。