Black Howler Monkey vs Large-Neck Clam

Alouatta pigra compared with Mya arenaria

Key Differences

• Black Howler Monkey is Endangered while Large-Neck Clam is Vulnerable.

Taxonomic Classification

Rank	Black Howler Monkey	Large-Neck Clam
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum	Chordata (Chordates)	Mollusca (Mollusks)
Class	Mammalia (Mammals)	Bivalvia (Bivalvia)
Order	Primates (Primates)	Myida (Myida)
Family	Atelidae	Myidae
Genus	Alouatta	Mya
Species	Alouatta pigra	Mya arenaria

Evolutionary Relationship

Black Howler Monkey and Large-Neck Clam share a common ancestor at the Kingdom level: Animalia. (Animals)

Conservation Status

Black Howler Monkey

EN — Endangered

Large-Neck Clam

VU — Vulnerable

Physical Characteristics

Attribute	Black Howler Monkey	Large-Neck Clam
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Black Howler Monkey

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

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.

Black Howler Monkey

The Black Howler Monkey (Alouatta pigra) is a species in the genus Alouatta. It is currently classified as Endangered on the IUCN Red List. 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.