Gorgeted Puffleg vs Guam Flying Fox

Eriocnemis isabellae compared with Pteropus tokudae

Key Differences

• Gorgeted Puffleg is Critically Endangered while Guam Flying Fox is Extinct.

Taxonomic Classification

Rank	Gorgeted Puffleg	Guam Flying Fox
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class	Aves (Birds)	Mammalia (Mammals)
Order	Apodiformes (Apodiformes)	Chiroptera (Bats)
Family	Trochilidae	Pteropodidae (Fruit Bats)
Genus	Eriocnemis	Pteropus (Flying Foxes)
Species	Eriocnemis isabellae	Pteropus tokudae

Evolutionary Relationship

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

Conservation Status

Gorgeted Puffleg

CR — Critically Endangered

Guam Flying Fox

EX — Extinct

Physical Characteristics

Attribute	Gorgeted Puffleg	Guam Flying Fox
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Gorgeted Puffleg

Habitat

Found across multiple habitat types including tropical and subtropical moist broadleaf forests, tropical and subtropical dry broadleaf forests, and montane grasslands and shrublands, among 4 distinct biome types spanning the Neotropic and Oceanian realms. Populations are also found in montane and highland environments at higher elevations.

Range

Distributed across Colombia and Norway. Currently classified as Critically Endangered on the IUCN Red List, this species faces significant conservation challenges across its range.

Guam Flying Fox

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.