Dusky Flying Fox vs Sandwich Tern

Pteropus brunneus compared with Thalasseus sandvicensis

Key Differences

• Dusky Flying Fox is Extinct while Sandwich Tern is Least Concern.

Taxonomic Classification

Rank	Dusky 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 brunneus	Thalasseus sandvicensis

Evolutionary Relationship

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

Conservation Status

Dusky Flying Fox

EX — Extinct

Sandwich Tern

LC — Least Concern

Physical Characteristics

Attribute	Dusky Flying Fox	Sandwich Tern
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Dusky 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.