Black-billed Flycatcher vs Lesser Noctule

Aphanotriccus audax compared with Nyctalus leisleri

Key Differences

• Black-billed Flycatcher is Near Threatened while Lesser Noctule is Endangered.

Taxonomic Classification

Rank	Black-billed Flycatcher	Lesser Noctule
Kingdom same	Animalia (สัตว์)	Animalia (สัตว์)
Phylum same	Chordata (สัตว์มีแกนสันหลัง)	Chordata (สัตว์มีแกนสันหลัง)
Class	Aves (นก)	Mammalia (สัตว์เลี้ยงลูกด้วยน้ำนม)
Order	Passeriformes (นกเกาะคอน)	Chiroptera (ค้างคาว)
Family	Tyrannidae	Vespertilionidae
Genus	Aphanotriccus	Nyctalus
Species	Aphanotriccus audax	Nyctalus leisleri

Evolutionary Relationship

Black-billed Flycatcher and Lesser Noctule share a common ancestor at the Phylum level: Chordata. (สัตว์มีแกนสันหลัง)

Conservation Status

Black-billed Flycatcher

NT — Near Threatened

Lesser Noctule

EN — Endangered

Physical Characteristics

Attribute	Black-billed Flycatcher	Lesser Noctule
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Black-billed Flycatcher

Habitat

Inhabits tropical and subtropical moist broadleaf forests and tropical and subtropical dry broadleaf forests within the Neotropic biogeographic realm. Populations are also found in montane and highland environments at higher elevations.

Range

Distributed across Colombia, Norway, and Panama. Listed as Near Threatened, this species requires ongoing monitoring to prevent population decline.

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.

Black-billed Flycatcher

The Black-billed Flycatcher (Aphanotriccus audax) is a species in the genus Aphanotriccus. It is currently classified as Near Threatened on the IUCN Red List. Inhabits tropical and subtropical moist broadleaf forests and tropical and subtropical dry broadleaf forests within the Neotropic biogeographic realm. Populations are also found in montane and highland environments at higher elevations.