Guam Flying Fox vs Spinetail ray

Pteropus tokudae compared with Bathyraja spinicauda

Key Differences

• Guam Flying Fox is Extinct while Spinetail ray is Near Threatened.

Taxonomic Classification

Rank	Guam Flying Fox	Spinetail ray
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class	Mammalia (Mammals)	Elasmobranchii
Order	Chiroptera (Bats)	Rajiformes (Rajiformes)
Family	Pteropodidae (Fruit Bats)	Arhynchobatidae
Genus	Pteropus (Flying Foxes)	Bathyraja
Species	Pteropus tokudae	Bathyraja spinicauda

Evolutionary Relationship

Guam Flying Fox and Spinetail ray share a common ancestor at the Phylum level: Chordata. (Chordates)

Conservation Status

Guam Flying Fox

EX — Extinct

Spinetail ray

NT — Near Threatened

Physical Characteristics

Attribute	Guam Flying Fox	Spinetail ray
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Guam Flying Fox

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Spinetail ray

Habitat

Native to Europe, inhabiting ecosystems characteristic of the region.

Range

Found in Norway. Listed as Near Threatened, this species requires ongoing monitoring to prevent population decline.