Gray-backed Tern vs Guam Flying Fox

Onychoprion lunatus compared with Pteropus tokudae

Key Differences

• Gray-backed Tern is Least Concern while Guam Flying Fox is Extinct.

Taxonomic Classification

Rank	Gray-backed Tern	Guam Flying Fox
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class	Aves (Birds)	Mammalia (Mammals)
Order	Charadriiformes (Charadriiformes)	Chiroptera (Bats)
Family	Laridae	Pteropodidae (Fruit Bats)
Genus	Onychoprion	Pteropus (Flying Foxes)
Species	Onychoprion lunatus	Pteropus tokudae

Evolutionary Relationship

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

Conservation Status

Gray-backed Tern

LC — Least Concern

Guam Flying Fox

EX — Extinct

Physical Characteristics

Attribute	Gray-backed Tern	Guam Flying Fox
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Gray-backed Tern

Habitat

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

Range

Found in Norway.

Guam Flying Fox

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.