Brown Eared-Pheasant vs Long-tailed Sylph

Crossoptilon mantchuricum compared with Aglaiocercus kingii

Key Differences

• Brown Eared-Pheasant is Vulnerable while Long-tailed Sylph is Least Concern.

Taxonomic Classification

Rank	Brown Eared-Pheasant	Long-tailed Sylph
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class same	Aves (Birds)	Aves (Birds)
Order	Galliformes (Galliformes)	Apodiformes (Apodiformes)
Family	Phasianidae	Trochilidae
Genus	Crossoptilon	Aglaiocercus
Species	Crossoptilon mantchuricum	Aglaiocercus kingii

Evolutionary Relationship

Brown Eared-Pheasant and Long-tailed Sylph share a common ancestor at the Class level: Aves. (Birds)

Conservation Status

Brown Eared-Pheasant

VU — Vulnerable

Long-tailed Sylph

LC — Least Concern

Physical Characteristics

Attribute	Brown Eared-Pheasant	Long-tailed Sylph
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Brown Eared-Pheasant

Habitat

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

Range

Distributed across Norway and United Kingdom. Currently classified as Vulnerable on the IUCN Red List, this species faces significant conservation challenges across its range.

Long-tailed Sylph

Habitat

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

Range

Distributed across Colombia, Ecuador, Norway, and Venezuela.

Brown Eared-Pheasant

The Brown Eared-pheasant (Crossoptilon mantchuricum) is a species in the genus Crossoptilon. It is currently classified as Vulnerable 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 1 countries:

🇳🇴 Norway