Guam Flying Fox vs Lesser Siren

Pteropus tokudae compared with Siren intermedia

Key Differences

• Guam Flying Fox is Extinct while Lesser Siren is Least Concern.

Taxonomic Classification

Rank	Guam Flying Fox	Lesser Siren
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class	Mammalia (Mammals)	Amphibia (Amphibians)
Order	Chiroptera (Bats)	Caudata (Caudata)
Family	Pteropodidae (Fruit Bats)	Sirenidae
Genus	Pteropus (Flying Foxes)	Siren
Species	Pteropus tokudae	Siren intermedia

Evolutionary Relationship

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

Conservation Status

Guam Flying Fox

EX — Extinct

Lesser Siren

LC — Least Concern

Physical Characteristics

Attribute	Guam Flying Fox	Lesser Siren
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Guam Flying Fox

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Lesser Siren

Habitat

Typically found in freshwater habitats, moist forests, and wetlands.

Range

Distributed across Belgium and Mexico.