Lesser Noctule vs Red-billed Emerald

Nyctalus leisleri compared with Chlorostilbon gibsoni

Key Differences

• Lesser Noctule is Endangered while Red-billed Emerald is Least Concern.

Taxonomic Classification

Rank	Lesser Noctule	Red-billed Emerald
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class	Mammalia (Mammals)	Aves (Birds)
Order	Chiroptera (Bats)	Apodiformes (Apodiformes)
Family	Vespertilionidae	Trochilidae
Genus	Nyctalus	Chlorostilbon
Species	Nyctalus leisleri	Chlorostilbon gibsoni

Evolutionary Relationship

Lesser Noctule and Red-billed Emerald share a common ancestor at the Phylum level: Chordata. (Chordates)

Conservation Status

Lesser Noctule

EN — Endangered

Red-billed Emerald

LC — Least Concern

Physical Characteristics

Attribute	Lesser Noctule	Red-billed Emerald
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.

Red-billed Emerald

Habitat

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

Range

Distributed across Colombia, Norway, and Venezuela.