Noctule vs thick-lipped risso snail

Nyctalus noctula compared with Rissoa membranacea

Key Differences

• Noctule is Vulnerable while thick-lipped risso snail is Least Concern.

Taxonomic Classification

Rank	Noctule	thick-lipped risso snail
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum	Chordata (Chordates)	Mollusca (Mollusks)
Class	Mammalia (Mammals)	Gastropoda (Gastropoda)
Order	Chiroptera (Bats)	Littorinimorpha (Littorinimorpha)
Family	Vespertilionidae	Rissoidae
Genus	Nyctalus	Rissoa
Species	Nyctalus noctula	Rissoa membranacea

Evolutionary Relationship

Noctule and thick-lipped risso snail share a common ancestor at the Kingdom level: Animalia. (Animals)

Conservation Status

Noctule

VU — Vulnerable

thick-lipped risso snail

LC — Least Concern

Physical Characteristics

Attribute	Noctule	thick-lipped risso snail
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

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.

thick-lipped risso snail

Habitat

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

Range

Distributed across Denmark, Norway, and Sweden.

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 3 countries:

🇩🇰 Denmark 🇳🇴 Norway 🇸🇪 Sweden