Dusky Flying Fox vs smooth giant clam

Pteropus brunneus compared with Tridacna derasa

Key Differences

• Dusky Flying Fox is Extinct while smooth giant clam is Vulnerable.

Taxonomic Classification

Rank	Dusky Flying Fox	smooth giant clam
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum	Chordata (Chordates)	Mollusca (Mollusks)
Class	Mammalia (Mammals)	Bivalvia (Bivalvia)
Order	Chiroptera (Bats)	Cardiida (Cardiida)
Family	Pteropodidae (Fruit Bats)	Cardiidae
Genus	Pteropus (Flying Foxes)	Tridacna
Species	Pteropus brunneus	Tridacna derasa

Evolutionary Relationship

Dusky Flying Fox and smooth giant clam share a common ancestor at the Kingdom level: Animalia. (Animals)

Conservation Status

Dusky Flying Fox

EX — Extinct

smooth giant clam

VU — Vulnerable

Physical Characteristics

Attribute	Dusky Flying Fox	smooth giant clam
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Dusky Flying Fox

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

smooth giant clam

Habitat

Inhabits tropical and subtropical moist broadleaf forests within the Oceanian biogeographic realm.

Range

Distributed across Marshall Islands and Taiwan. Currently classified as Vulnerable on the IUCN Red List, this species faces significant conservation challenges across its range.