Blue Dolphin vs Ontong Java Flying Fox

Stenella coeruleoalba compared with Pteropus howensis

Key Differences

• Blue Dolphin is Least Concern while Ontong Java Flying Fox is Critically Endangered.

Taxonomic Classification

Rank	Blue Dolphin	Ontong Java Flying Fox
Kingdom same	Animalia (動物)	Animalia (動物)
Phylum same	Chordata (脊索動物)	Chordata (脊索動物)
Class same	Mammalia (哺乳類)	Mammalia (哺乳類)
Order	Cetacea (Whales & Dolphins)	Chiroptera (翼手目)
Family	Delphinidae (Oceanic Dolphins)	Pteropodidae (Fruit Bats)
Genus	Stenella	Pteropus (Flying Foxes)
Species	Stenella coeruleoalba	Pteropus howensis

Evolutionary Relationship

Blue Dolphin and Ontong Java Flying Fox share a common ancestor at the Class level: Mammalia. (哺乳類)

Conservation Status

Blue Dolphin

LC — Least Concern

Ontong Java Flying Fox

CR — Critically Endangered

Physical Characteristics

Attribute	Blue Dolphin	Ontong Java Flying Fox
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Blue Dolphin

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Range

Widely distributed across Asia (Taiwan), Europe (5 countries), and South America (Colombia, Ecuador, Venezuela).

Ontong Java Flying Fox

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Blue Dolphin

スジイルカ（Stenella coeruleoalba）はIUCNレッドリストで軽度懸念（LC）に分類されています。分布域全体で広く豊富に生息し、個体数は安定しており、即座の保全上の懸念はありません。