Black-spotted Bare-eye vs Long-tailed Sylph

Phlegopsis nigromaculata compared with Aglaiocercus kingii

Taxonomic Classification

Rank	Black-spotted Bare-eye	Long-tailed Sylph
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class same	Aves (Birds)	Aves (Birds)
Order	Passeriformes (Songbirds)	Apodiformes (Apodiformes)
Family	Thamnophilidae	Trochilidae
Genus	Phlegopsis	Aglaiocercus
Species	Phlegopsis nigromaculata	Aglaiocercus kingii

Evolutionary Relationship

Black-spotted Bare-eye and Long-tailed Sylph share a common ancestor at the Class level: Aves. (Birds)

Conservation Status

Black-spotted Bare-eye

LC — Least Concern

Long-tailed Sylph

LC — Least Concern

Physical Characteristics

Attribute	Black-spotted Bare-eye	Long-tailed Sylph
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Black-spotted Bare-eye

Habitat

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

Range

Distributed across Colombia, Ecuador, and Norway.

Long-tailed Sylph

Habitat

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

Range

Distributed across Colombia, Ecuador, Norway, and Venezuela.

Black-spotted Bare-eye

The Black-spotted Bare-eye (Phlegopsis nigromaculata) is a species in the genus Phlegopsis. It is currently classified as Least Concern on the IUCN Red List. Typically found in various aerial, terrestrial, and aquatic environments.

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 3 countries:

🇨🇴 Colombia 🇪🇨 Ecuador 🇳🇴 Norway