Black-billed Flycatcher vs Long-tailed Sylph

Aphanotriccus audax compared with Aglaiocercus kingii

Key Differences

• Black-billed Flycatcher is Near Threatened while Long-tailed Sylph is Least Concern.

Taxonomic Classification

Rank	Black-billed Flycatcher	Long-tailed Sylph
Kingdom same	Animalia (hayvan)	Animalia (hayvan)
Phylum same	Chordata (Kordalılar)	Chordata (Kordalılar)
Class same	Aves (kuş)	Aves (kuş)
Order	Passeriformes (Ötücü kuşlar)	Apodiformes (Ebabiller)
Family	Tyrannidae	Trochilidae
Genus	Aphanotriccus	Aglaiocercus
Species	Aphanotriccus audax	Aglaiocercus kingii

Evolutionary Relationship

Black-billed Flycatcher and Long-tailed Sylph share a common ancestor at the Class level: Aves. (kuş)

Conservation Status

Black-billed Flycatcher

NT — Near Threatened

Long-tailed Sylph

LC — Least Concern

Physical Characteristics

Attribute	Black-billed Flycatcher	Long-tailed Sylph
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.

Long-tailed Sylph

Habitat

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

Range

Distributed across Colombia, Ecuador, Norway, and Venezuela.

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.

Long-tailed Sylph

One of the most strikingly ornamented hummingbirds, male long-tailed sylphs have iridescent green plumage and dramatically elongated, ribbon-like outer tail feathers reaching up to 22 cm — over three times the body length. Found in Andean cloud forests of Colombia and Venezuela, they inhabit humid montane forest between 1,400–2,800 meters elevation. Males perform elaborate display flights to attract females. Their extravagant tails are a classic example of sexual selection via female preference.

Shared Countries

Both species can be found in 2 countries:

🇨🇴 Colombia 🇳🇴 Norway