Lesser Red-knotgrass vs Noctule

Polygonum arenarium compared with Nyctalus noctula

Key Differences

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

Taxonomic Classification

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

Conservation Status

Lesser Red-knotgrass

NE — Not Evaluated

Noctule

VU — Vulnerable

Physical Characteristics

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

Habitat & Geographic Range

Lesser Red-knotgrass

Habitat

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

Range

Found across Europe (11 countries) and North America (United States).

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 3 countries:

🇧🇪 Belgium 🇩🇰 Denmark 🇸🇪 Sweden