Guam Flying Fox vs Rufous Spinetail

Pteropus tokudae compared with Synallaxis unirufa

Key Differences

• Guam Flying Fox is Extinct while Rufous Spinetail is Least Concern.

Taxonomic Classification

Rank	Guam Flying Fox	Rufous Spinetail
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class	Mammalia (Mammals)	Aves (Birds)
Order	Chiroptera (Bats)	Passeriformes (Songbirds)
Family	Pteropodidae (Fruit Bats)	Furnariidae
Genus	Pteropus (Flying Foxes)	Synallaxis
Species	Pteropus tokudae	Synallaxis unirufa

Evolutionary Relationship

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

Conservation Status

Guam Flying Fox

EX — Extinct

Rufous Spinetail

LC — Least Concern

Physical Characteristics

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

Habitat & Geographic Range

Guam Flying Fox

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Rufous Spinetail

Habitat

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

Range

Distributed across Colombia, Ecuador, Norway, and Venezuela.

Rufous Spinetail

Rufous Spinetail (Synallaxis unirufa) 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.