Lesser Noctule vs Red-knotgrass

Nyctalus leisleri compared with Polygonum patulum

Key Differences

• Lesser Noctule is Endangered while Red-knotgrass is Not Evaluated.

Taxonomic Classification

Rank	Lesser Noctule	Red-knotgrass
Kingdom	Animalia (Animals)	Plantae (Plants)
Phylum	Chordata (Chordates)	Magnoliophyta (Flowering Plants)
Class	Mammalia (Mammals)	Magnoliopsida (Dicots)
Order	Chiroptera (Bats)	Caryophyllales (Caryophyllales)
Family	Vespertilionidae	Polygonaceae
Genus	Nyctalus	Polygonum
Species	Nyctalus leisleri	Polygonum patulum

Conservation Status

Lesser Noctule

EN — Endangered

Red-knotgrass

NE — Not Evaluated

Physical Characteristics

Attribute	Lesser Noctule	Red-knotgrass
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Lesser Noctule

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Range

Distributed across Belgium, Denmark, Luxembourg, Sweden, and Ukraine. Currently classified as Endangered on the IUCN Red List, this species faces significant conservation challenges across its range.

Red-knotgrass

Habitat

Typically found in diverse terrestrial habitats from tropical forests to temperate regions.

Range

Widely distributed across Europe (16 countries), North America (Canada, United States), Oceania and the Pacific (Australia), and South America (Colombia).

Shared Countries

Both species can be found in 3 countries:

🇧🇪 Belgium 🇩🇰 Denmark 🇸🇪 Sweden