Hourglass Dolphin vs Ryukyu Flying Fox

Lagenorhynchus cruciger compared with Pteropus dasymallus

Key Differences

• Hourglass Dolphin is Least Concern while Ryukyu Flying Fox is Vulnerable.

Taxonomic Classification

Rank	Hourglass Dolphin	Ryukyu Flying Fox
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class same	Mammalia (Mammals)	Mammalia (Mammals)
Order	Cetacea (Whales & Dolphins)	Chiroptera (Bats)
Family	Delphinidae (Oceanic Dolphins)	Pteropodidae (Fruit Bats)
Genus	Lagenorhynchus	Pteropus (Flying Foxes)
Species	Lagenorhynchus cruciger	Pteropus dasymallus

Evolutionary Relationship

Hourglass Dolphin and Ryukyu Flying Fox share a common ancestor at the Class level: Mammalia. (Mammals)

Conservation Status

Hourglass Dolphin

LC — Least Concern

Ryukyu Flying Fox

VU — Vulnerable

Physical Characteristics

Attribute	Hourglass Dolphin	Ryukyu Flying Fox
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Hourglass Dolphin

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Ryukyu Flying Fox

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.