Epaulard vs Large-Neck Clam

Orcinus orca compared with Mya arenaria

Key Differences

Epaulard is Data Deficient while Large-Neck Clam is Vulnerable.

Taxonomic Classification

Rank	Epaulard	Large-Neck Clam
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum	Chordata (cordados)	Mollusca (Moluscos)
Class	Mammalia (mamíferos)	Bivalvia (Bivalvia)
Order	Cetacea (Whales & Dolphins)	Myida (Myida)
Family	Delphinidae (Oceanic Dolphins)	Myidae
Genus	Orcinus (Orcas)	Mya
Species	Orcinus orca	Mya arenaria

Evolutionary Relationship

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

View Kingdom: Animalia

Conservation Status

Epaulard

DD — Data Deficient

Population: ~50.0K

Trend: Unknown ?

Large-Neck Clam

VU — Vulnerable

Physical Characteristics

Attribute	Epaulard	Large-Neck Clam
Diet	Carnivore	—
Average Lifespan	50 years	—
Average Length	8.0 m	—
Average Weight	5.4 t	—

Habitat & Geographic Range

Epaulard

Habitat

Found across multiple habitat types including tropical and subtropical moist broadleaf forests, tropical and subtropical dry broadleaf forests, and tropical and subtropical grasslands and savannas, among 11 distinct biome types. Populations are also found in montane and highland environments at higher elevations.

Range

Widely distributed across Asia (Taiwan), Europe (4 countries), and South America (Colombia, Ecuador, Venezuela).

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.

Epaulard

O maior membro da família dos golfinhos, as orcas (Orcinus orca) podem atingir até 9 metros de comprimento e 6 toneladas, sendo encontradas em todos os oceanos, do Ártico ao Antártico. Predadores de topo que vivem em grupos matrilineares com dialetos distintos, estratégias de caça e tradições culturais que diferem entre populações. Algumas populações se especializam em peixes, outras em mamíferos marinhos. Sem predadores naturais, as orcas ocupam o topo de todas as cadeias alimentares marinhas que habitam.

Large-Neck Clam

A marisqueira-de-pescoço-grande (Mya arenaria) está classificada como Vulnerável (VU) na Lista Vermelha da UICN. Enfrenta alto risco de ameaça na natureza, com populações em declínio e crescente pressão sobre seu habitat.