Changeable Rock-moss vs Long-tailed Sylph

Andreaea mutabilis compared with Aglaiocercus kingii

Key Differences

• Changeable Rock-moss is Not Evaluated while Long-tailed Sylph is Least Concern.

Taxonomic Classification

Rank	Changeable Rock-moss	Long-tailed Sylph
Kingdom	Plantae (Plants)	Animalia (Animals)
Phylum	Bryophyta	Chordata (Chordates)
Class	Andreaeopsida (Andreaeopsida)	Aves (Birds)
Order	Andreaeales (Andreaeales)	Apodiformes (Apodiformes)
Family	Andreaeaceae	Trochilidae
Genus	Andreaea	Aglaiocercus
Species	Andreaea mutabilis	Aglaiocercus kingii

Conservation Status

Changeable Rock-moss

NE — Not Evaluated

Long-tailed Sylph

LC — Least Concern

Physical Characteristics

Attribute	Changeable Rock-moss	Long-tailed Sylph
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Changeable Rock-moss

Habitat

Native to Asia and Europe, inhabiting ecosystems characteristic of the region.

Range

Distributed across Norway, Sweden, and Taiwan.

Long-tailed Sylph

Habitat

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

Range

Distributed across Colombia, Ecuador, Norway, and Venezuela.

Changeable Rock-moss

The Changeable Rock-moss (Andreaea mutabilis) is a species in the genus Andreaea. Native to Asia and 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