Large-Neck Clam vs Pygmy three-toed sloth

Mya arenaria compared with Bradypus pygmaeus

Key Differences

• Large-Neck Clam is Vulnerable while Pygmy three-toed sloth is Critically Endangered.

Taxonomic Classification

Rank	Large-Neck Clam	Pygmy three-toed sloth
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum	Mollusca (Mollusks)	Chordata (Chordates)
Class	Bivalvia (Bivalvia)	Mammalia (Mammals)
Order	Myida (Myida)	Pilosa (Sloths & Anteaters)
Family	Myidae	Bradypodidae (Three-toed Sloths)
Genus	Mya	Bradypus (Three-toed Sloths)
Species	Mya arenaria	Bradypus pygmaeus

Evolutionary Relationship

Large-Neck Clam and Pygmy three-toed sloth share a common ancestor at the Kingdom level: Animalia. (Animals)

Conservation Status

Large-Neck Clam

VU — Vulnerable

Pygmy three-toed sloth

CR — Critically Endangered

Physical Characteristics

Attribute	Large-Neck Clam	Pygmy three-toed sloth
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.

Pygmy three-toed sloth

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.