Black-billed Flycatcher vs Ruff

Aphanotriccus audax compared with Calidris pugnax

Key Differences

• Black-billed Flycatcher is Near Threatened while Ruff is Least Concern.

Taxonomic Classification

Rank	Black-billed Flycatcher	Ruff
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class same	Aves (Birds)	Aves (Birds)
Order	Passeriformes (Songbirds)	Charadriiformes (Charadriiformes)
Family	Tyrannidae	Scolopacidae
Genus	Aphanotriccus	Calidris
Species	Aphanotriccus audax	Calidris pugnax

Evolutionary Relationship

Black-billed Flycatcher and Ruff share a common ancestor at the Class level: Aves. (Birds)

Conservation Status

Black-billed Flycatcher

NT — Near Threatened

Ruff

LC — Least Concern

Physical Characteristics

Attribute	Black-billed Flycatcher	Ruff
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.

Ruff

Habitat

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

Range

Widely distributed across Asia (Taiwan), Europe (4 countries), North America (United States), and South America (Colombia, 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.

Ruff

Ruff (Calidris pugnax) 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 2 countries:

🇨🇴 Colombia 🇳🇴 Norway