Alder's necklace shell vs Epaulard

Euspira nitida compared with Orcinus orca

Key Differences

• Alder's necklace shell is Least Concern while Epaulard is Data Deficient.

Taxonomic Classification

Rank	Alder's necklace shell	Epaulard
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum	Mollusca (Moluscos)	Chordata (cordados)
Class	Gastropoda (Gastrópodes)	Mammalia (mamíferos)
Order	Littorinimorpha (Littorinimorpha)	Cetacea (Whales & Dolphins)
Family	Naticidae	Delphinidae (Oceanic Dolphins)
Genus	Euspira	Orcinus (Orcas)
Species	Euspira nitida	Orcinus orca

Evolutionary Relationship

Alder's necklace shell and Epaulard share a common ancestor at the Kingdom level: Animalia. (Animals)

Conservation Status

Alder's necklace shell

LC — Least Concern

Epaulard

DD — Data Deficient

Population: ~50.0K

Trend: Unknown ?

Physical Characteristics

Attribute	Alder's necklace shell	Epaulard
Diet	—	Carnivore
Average Lifespan	—	50 years
Average Length	—	8.0 m
Average Weight	—	5.4 t

Habitat & Geographic Range

Alder's necklace shell

Habitat

Typically found in terrestrial and aquatic habitats including forests and freshwater.

Range

Distributed across Belgium, Denmark, Norway, and Sweden.

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).

Alder's necklace shell

The Alder's necklace shell (Euspira nitida) is a species in the genus Euspira. It is currently classified as Least Concern on the IUCN Red List. Typically found in terrestrial and aquatic habitats including forests and freshwater.

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.

Shared Countries

Both species can be found in 3 countries:

🇩🇰 Denmark 🇳🇴 Norway 🇸🇪 Sweden