Four-spotted Chaser vs Green Sea Turtle

Libellula quadrimaculata compared with Chelonia mydas

Key Differences

• Four-spotted Chaser is Least Concern while Green Sea Turtle is Endangered.

Taxonomic Classification

Rank	Four-spotted Chaser	Green Sea Turtle
Kingdom same	Animalia (動物)	Animalia (動物)
Phylum	Arthropoda (節足動物)	Chordata (脊索動物)
Class	Insecta (昆虫)	Reptilia (爬虫類)
Order	Odonata (蜻蛉目)	Testudines (カメ)
Family	Libellulidae	Cheloniidae (Sea Turtles)
Genus	Libellula	Chelonia (Green Sea Turtles)
Species	Libellula quadrimaculata	Chelonia mydas

Evolutionary Relationship

Four-spotted Chaser and Green Sea Turtle share a common ancestor at the Kingdom level: Animalia. (動物)

Conservation Status

Four-spotted Chaser

LC — Least Concern

Green Sea Turtle

EN — Endangered

Population: ~85.0K

Trend: Decreasing ↓

Physical Characteristics

Attribute	Four-spotted Chaser	Green Sea Turtle
Diet	—	Herbivore
Average Lifespan	—	80 years
Average Length	—	1.2 m
Average Weight	—	200.0 kg

Habitat & Geographic Range

Four-spotted Chaser

Habitat

Typically found in virtually all terrestrial and freshwater habitats.

Range

Found across Europe (5 countries) and North America (United States).

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.

Four-spotted Chaser

ヨツボシトンボ（Libellula quadrimaculata）はIUCNレッドリストで軽度懸念（LC）に分類される。分布域全体で広く生息しており、個体群は安定していて、差し迫った保全上の懸念はない。

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。