Azores Noctule vs Common Periwinkle

Nyctalus azoreum compared with Littorina littorea

Key Differences

• Azores Noctule is Vulnerable while Common Periwinkle is Least Concern.

Taxonomic Classification

Rank	Azores Noctule	Common Periwinkle
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum	Chordata (Chordates)	Mollusca (Mollusks)
Class	Mammalia (Mammals)	Gastropoda (Gastropoda)
Order	Chiroptera (Bats)	Littorinimorpha (Littorinimorpha)
Family	Vespertilionidae	Littorinidae
Genus	Nyctalus	Littorina
Species	Nyctalus azoreum	Littorina littorea

Evolutionary Relationship

Azores Noctule and Common Periwinkle share a common ancestor at the Kingdom level: Animalia. (Animals)

Conservation Status

Azores Noctule

VU — Vulnerable

Common Periwinkle

LC — Least Concern

Physical Characteristics

Attribute	Azores Noctule	Common Periwinkle
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Azores Noctule

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Range

Found in Portugal. Currently classified as Vulnerable on the IUCN Red List, this species faces significant conservation challenges across its range.

Common Periwinkle

Habitat

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

Range

Found across Europe (4 countries) and North America (Canada, United States).

Azores Noctule

The Azores Noctule (Nyctalus azoreum) is a species in the genus Nyctalus. It is currently classified as Vulnerable on the IUCN Red List. Typically found in diverse terrestrial and aquatic ecosystems.

Common Periwinkle

Common Periwinkle (Littorina littorea) is classified as Least Concern (LC) on the IUCN Red List. Widespread and abundant across its range, with stable populations and no immediate conservation concerns.