Dwarf round ray vs Lesser Noctule

Urotrygon nana compared with Nyctalus leisleri

Key Differences

• Dwarf round ray is Near Threatened while Lesser Noctule is Endangered.

Taxonomic Classification

Rank	Dwarf round ray	Lesser Noctule
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class	Elasmobranchii	Mammalia (Mammals)
Order	Myliobatiformes (Myliobatiformes)	Chiroptera (Bats)
Family	Urotrygonidae	Vespertilionidae
Genus	Urotrygon	Nyctalus
Species	Urotrygon nana	Nyctalus leisleri

Evolutionary Relationship

Dwarf round ray and Lesser Noctule share a common ancestor at the Phylum level: Chordata. (Chordates)

Conservation Status

Dwarf round ray

NT — Near Threatened

Lesser Noctule

EN — Endangered

Physical Characteristics

Attribute	Dwarf round ray	Lesser Noctule
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Dwarf round ray

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.