Gray-headed Flying Fox vs Straight-billed Hermit

Pteropus poliocephalus compared with Phaethornis bourcieri

Key Differences

• Gray-headed Flying Fox is Vulnerable while Straight-billed Hermit is Least Concern.

Taxonomic Classification

Rank	Gray-headed Flying Fox	Straight-billed Hermit
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class	Mammalia (Mammals)	Aves (Birds)
Order	Chiroptera (Bats)	Apodiformes (Apodiformes)
Family	Pteropodidae (Fruit Bats)	Trochilidae
Genus	Pteropus (Flying Foxes)	Phaethornis
Species	Pteropus poliocephalus	Phaethornis bourcieri

Evolutionary Relationship

Gray-headed Flying Fox and Straight-billed Hermit share a common ancestor at the Phylum level: Chordata. (Chordates)

Conservation Status

Gray-headed Flying Fox

VU — Vulnerable

Straight-billed Hermit

LC — Least Concern

Physical Characteristics

Attribute	Gray-headed Flying Fox	Straight-billed Hermit
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Gray-headed Flying Fox

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Straight-billed Hermit

Habitat

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

Range

Distributed across Colombia, Ecuador, Norway, and Venezuela.