Alpine slug vs Laysan Duck

Lehmannia janetscheki compared with Anas laysanensis

Key Differences

• Alpine slug is Data Deficient while Laysan Duck is Critically Endangered.

Taxonomic Classification

Rank	Alpine slug	Laysan Duck
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum	Mollusca (Mollusks)	Chordata (Chordates)
Class	Gastropoda (Gastropoda)	Aves (Birds)
Order	Stylommatophora (Stylommatophora)	Anseriformes (Anseriformes)
Family	Limacidae	Anatidae
Genus	Lehmannia	Anas
Species	Lehmannia janetscheki	Anas laysanensis

Evolutionary Relationship

Alpine slug and Laysan Duck share a common ancestor at the Kingdom level: Animalia. (Animals)

Conservation Status

Alpine slug

DD — Data Deficient

Laysan Duck

CR — Critically Endangered

Physical Characteristics

Attribute	Alpine slug	Laysan Duck
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Alpine slug

Habitat

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

Range

Found in Italy.

Laysan Duck

Habitat

Found across multiple habitat types including temperate broadleaf and mixed forests, temperate coniferous forests, and Mediterranean forests and woodlands within the Palearctic biogeographic realm. Populations are also found in montane and highland environments at higher elevations.

Range

Distributed across Belgium, France, Netherlands, Norway, and United Kingdom. Currently classified as Critically Endangered on the IUCN Red List, this species faces significant conservation challenges across its range.

Alpine slug

The Alpine slug (Lehmannia janetscheki) is a species in the genus Lehmannia. Its conservation status is listed as Data Deficient, indicating insufficient data for assessment. Typically found in terrestrial and aquatic habitats including forests and freshwater. Found in Italy.

Laysan Duck

Laysan Duck (Anas laysanensis) is classified as Critically Endangered (CR) on the IUCN Red List. Facing an extremely high risk of extinction in the wild due to severe population decline and habitat loss.