Golden Thorius vs Lesser Noctule

Thorius aureus compared with Nyctalus leisleri

Key Differences

• Golden Thorius is Critically Endangered while Lesser Noctule is Endangered.

Taxonomic Classification

Rank	Golden Thorius	Lesser Noctule
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class	Amphibia (Amphibians)	Mammalia (Mammals)
Order	Caudata (Caudata)	Chiroptera (Bats)
Family	Plethodontidae	Vespertilionidae
Genus	Thorius	Nyctalus
Species	Thorius aureus	Nyctalus leisleri

Evolutionary Relationship

Golden Thorius and Lesser Noctule share a common ancestor at the Phylum level: Chordata. (Chordates)

Conservation Status

Golden Thorius

CR — Critically Endangered

Lesser Noctule

EN — Endangered

Physical Characteristics

Attribute	Golden Thorius	Lesser Noctule
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Golden Thorius

Habitat

Found across multiple habitat types including tropical and subtropical coniferous forests, tropical and subtropical grasslands and savannas, and Mediterranean forests and woodlands, among 6 distinct biome types spanning the Nearctic and Neotropic realms. Populations are also found in montane and highland environments at higher elevations.

Range

Found in Mexico. Currently classified as Critically Endangered on the IUCN Red List, this species faces significant conservation challenges across its 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.