Large-Neck Clam vs Ontong Java Flying Fox

Mya arenaria compared with Pteropus howensis

Key Differences

• Large-Neck Clam is Vulnerable while Ontong Java Flying Fox is Critically Endangered.

Taxonomic Classification

Rank	Large-Neck Clam	Ontong Java Flying Fox
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum	Mollusca (Mollusks)	Chordata (Chordates)
Class	Bivalvia (Bivalvia)	Mammalia (Mammals)
Order	Myida (Myida)	Chiroptera (Bats)
Family	Myidae	Pteropodidae (Fruit Bats)
Genus	Mya	Pteropus (Flying Foxes)
Species	Mya arenaria	Pteropus howensis

Evolutionary Relationship

Large-Neck Clam and Ontong Java Flying Fox share a common ancestor at the Kingdom level: Animalia. (Animals)

Conservation Status

Large-Neck Clam

VU — Vulnerable

Ontong Java Flying Fox

CR — Critically Endangered

Physical Characteristics

Attribute	Large-Neck Clam	Ontong Java Flying Fox
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Large-Neck Clam

Habitat

Found across multiple habitat types including temperate broadleaf and mixed forests, temperate coniferous forests, and temperate grasslands and steppes, among 5 distinct biome types within the Palearctic biogeographic realm. Populations are also found in montane and highland environments at higher elevations.

Range

Widely distributed across Asia (Georgia, Turkey), Europe (22 countries), and North America (Canada, United States). Currently classified as Vulnerable on the IUCN Red List, this species faces significant conservation challenges across its range.

Ontong Java Flying Fox

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Large-Neck Clam

Large-Neck Clam (Mya arenaria) is classified as Vulnerable (VU) on the IUCN Red List. Facing a high risk of endangerment in the wild, with declining populations and increasing habitat pressure.