Fatspine spurdog vs Ontong Java Flying Fox

Squalus crassispinus compared with Pteropus howensis

Key Differences

• Fatspine spurdog is Least Concern while Ontong Java Flying Fox is Critically Endangered.

Taxonomic Classification

Rank	Fatspine spurdog	Ontong Java Flying Fox
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class	Elasmobranchii	Mammalia (Mammals)
Order	Squaliformes (Squaliformes)	Chiroptera (Bats)
Family	Squalidae	Pteropodidae (Fruit Bats)
Genus	Squalus	Pteropus (Flying Foxes)
Species	Squalus crassispinus	Pteropus howensis

Evolutionary Relationship

Fatspine spurdog and Ontong Java Flying Fox share a common ancestor at the Phylum level: Chordata. (Chordates)

Conservation Status

Fatspine spurdog

LC — Least Concern

Ontong Java Flying Fox

CR — Critically Endangered

Physical Characteristics

Attribute	Fatspine spurdog	Ontong Java Flying Fox
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Fatspine spurdog

Ontong Java Flying Fox

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.