Gray-headed Flying Fox vs Sandwich Tern

Pteropus poliocephalus compared with Thalasseus sandvicensis

Key Differences

• Gray-headed Flying Fox is Vulnerable while Sandwich Tern is Least Concern.

Taxonomic Classification

Rank	Gray-headed Flying Fox	Sandwich Tern
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class	Mammalia (Mammals)	Aves (Birds)
Order	Chiroptera (Bats)	Charadriiformes (Charadriiformes)
Family	Pteropodidae (Fruit Bats)	Laridae
Genus	Pteropus (Flying Foxes)	Thalasseus
Species	Pteropus poliocephalus	Thalasseus sandvicensis

Evolutionary Relationship

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

Conservation Status

Gray-headed Flying Fox

VU — Vulnerable

Sandwich Tern

LC — Least Concern

Physical Characteristics

Attribute	Gray-headed Flying Fox	Sandwich Tern
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Gray-headed Flying Fox

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Sandwich Tern

Habitat

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

Range

Found across Europe (4 countries) and South America (Colombia, Ecuador, Venezuela).

Sandwich Tern

Sandwich Tern (Thalasseus sandvicensis) 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.