Guam Flying Fox vs Silver-backed Needletail

Pteropus tokudae compared with Hirundapus cochinchinensis

Key Differences

• Guam Flying Fox is Extinct while Silver-backed Needletail is Least Concern.

Taxonomic Classification

Rank	Guam Flying Fox	Silver-backed Needletail
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)	Apodidae
Genus	Pteropus (Flying Foxes)	Hirundapus
Species	Pteropus tokudae	Hirundapus cochinchinensis

Evolutionary Relationship

Guam Flying Fox and Silver-backed Needletail share a common ancestor at the Phylum level: Chordata. (Chordates)

Conservation Status

Guam Flying Fox

EX — Extinct

Silver-backed Needletail

LC — Least Concern

Physical Characteristics

Attribute	Guam Flying Fox	Silver-backed Needletail
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Guam Flying Fox

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Silver-backed Needletail

Habitat

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

Range

Found in Norway.