Guam Flying Fox vs Stygian Owl

Pteropus tokudae compared with Asio stygius

Key Differences

• Guam Flying Fox is Extinct while Stygian Owl is Least Concern.

Taxonomic Classification

Rank	Guam Flying Fox	Stygian Owl
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class	Mammalia (Mammals)	Aves (Birds)
Order	Chiroptera (Bats)	Strigiformes (Owls)
Family	Pteropodidae (Fruit Bats)	Strigidae (True Owls)
Genus	Pteropus (Flying Foxes)	Asio
Species	Pteropus tokudae	Asio stygius

Evolutionary Relationship

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

Conservation Status

Guam Flying Fox

EX — Extinct

Stygian Owl

LC — Least Concern

Physical Characteristics

Attribute	Guam Flying Fox	Stygian Owl
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Guam Flying Fox

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Stygian Owl

Habitat

Typically found in various aerial, terrestrial, and aquatic environments.

Range

Distributed across Colombia, Ecuador, Norway, and Venezuela.

Stygian Owl

Stygian Owl (Asio stygius) is classified as Least Concern (LC) on the IUCN Red List. Widespread and abundant across its range, with stable populations and no immediate conservation concerns.