Lesser Noctule vs Pale Clouded Yellow

Nyctalus leisleri compared with Colias hyale

Key Differences

• Lesser Noctule is Endangered while Pale Clouded Yellow is Least Concern.

Taxonomic Classification

Rank	Lesser Noctule	Pale Clouded Yellow
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum	Chordata (Chordates)	Arthropoda (Arthropods)
Class	Mammalia (Mammals)	Insecta (Insects)
Order	Chiroptera (Bats)	Lepidoptera (Butterflies & Moths)
Family	Vespertilionidae	Pieridae
Genus	Nyctalus	Colias
Species	Nyctalus leisleri	Colias hyale

Evolutionary Relationship

Lesser Noctule and Pale Clouded Yellow share a common ancestor at the Kingdom level: Animalia. (Animals)

Conservation Status

Lesser Noctule

EN — Endangered

Pale Clouded Yellow

LC — Least Concern

Physical Characteristics

Attribute	Lesser Noctule	Pale Clouded Yellow
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.

Pale Clouded Yellow

Habitat

Typically found in virtually all terrestrial and freshwater habitats.

Range

Found across Europe (35 countries).

Pale Clouded Yellow

Pale Clouded Yellow (Colias hyale) is classified as Least Concern (LC) on the IUCN Red List. Widespread and abundant across its range, with stable populations and no immediate conservation concerns.

Shared Countries

Both species can be found in 5 countries:

🇧🇪 Belgium 🇩🇰 Denmark 🇱🇺 Luxembourg 🇸🇪 Sweden 🇺🇦 Ukraine