Black Musculus vs Long-tailed Sylph

Musculus niger compared with Aglaiocercus kingii

Key Differences

• Black Musculus is Endangered while Long-tailed Sylph is Least Concern.

Taxonomic Classification

Rank	Black Musculus	Long-tailed Sylph
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum	Mollusca (Mollusks)	Chordata (Chordates)
Class	Bivalvia (Bivalvia)	Aves (Birds)
Order	Mytilida (Mytilida)	Apodiformes (Apodiformes)
Family	Mytilidae	Trochilidae
Genus	Musculus	Aglaiocercus
Species	Musculus niger	Aglaiocercus kingii

Evolutionary Relationship

Black Musculus and Long-tailed Sylph share a common ancestor at the Kingdom level: Animalia. (Animals)

Conservation Status

Black Musculus

EN — Endangered

Long-tailed Sylph

LC — Least Concern

Physical Characteristics

Attribute	Black Musculus	Long-tailed Sylph
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Black Musculus

Habitat

Native to Europe, inhabiting ecosystems characteristic of the region.

Range

Distributed across Denmark, Norway, and Sweden. Currently classified as Endangered 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.

Black Musculus

The Black Musculus (Musculus niger) is a species in the genus Musculus. It is currently classified as Endangered on the IUCN Red List. Native to Europe, inhabiting ecosystems characteristic of the region.

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