Lesser Noctule vs Orange-Crowned Warbler

Nyctalus leisleri compared with Leiothlypis celata

Key Differences

• Lesser Noctule is Endangered while Orange-Crowned Warbler is Least Concern.

Taxonomic Classification

Rank	Lesser Noctule	Orange-Crowned Warbler
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class	Mammalia (Mammals)	Aves (Birds)
Order	Chiroptera (Bats)	Passeriformes (Songbirds)
Family	Vespertilionidae	Parulidae
Genus	Nyctalus	Leiothlypis
Species	Nyctalus leisleri	Leiothlypis celata

Evolutionary Relationship

Lesser Noctule and Orange-Crowned Warbler share a common ancestor at the Phylum level: Chordata. (Chordates)

Conservation Status

Lesser Noctule

EN — Endangered

Orange-Crowned Warbler

LC — Least Concern

Physical Characteristics

Attribute	Lesser Noctule	Orange-Crowned Warbler
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.

Orange-Crowned Warbler

Habitat

Typically found in various aerial, terrestrial, and aquatic environments.

Range

Found in United States.