elliptic trough shell vs Noctule

Spisula elliptica compared with Nyctalus noctula

Key Differences

• elliptic trough shell is Least Concern while Noctule is Vulnerable.

Taxonomic Classification

Rank	elliptic trough shell	Noctule
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum	Mollusca (Mollusks)	Chordata (Chordates)
Class	Bivalvia (Bivalvia)	Mammalia (Mammals)
Order	Venerida (Venerida)	Chiroptera (Bats)
Family	Mactridae	Vespertilionidae
Genus	Spisula	Nyctalus
Species	Spisula elliptica	Nyctalus noctula

Evolutionary Relationship

elliptic trough shell and Noctule share a common ancestor at the Kingdom level: Animalia. (Animals)

Conservation Status

elliptic trough shell

LC — Least Concern

Noctule

VU — Vulnerable

Physical Characteristics

Attribute	elliptic trough shell	Noctule
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

elliptic trough shell

Habitat

Native to Europe, inhabiting ecosystems characteristic of the region.

Range

Distributed across Belgium, Denmark, Norway, and Sweden.

Noctule

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Range

Found across Europe (6 countries). Currently classified as Vulnerable on the IUCN Red List, this species faces significant conservation challenges across its range.

Noctule

Noctule (Nyctalus noctula) 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.

Shared Countries

Both species can be found in 4 countries:

🇧🇪 Belgium 🇩🇰 Denmark 🇳🇴 Norway 🇸🇪 Sweden