Aratathomas's Yellow-shouldered Bat vs Long-tailed Sylph

Sturnira aratathomasi compared with Aglaiocercus kingii

Key Differences

• Aratathomas's Yellow-shouldered Bat is Near Threatened while Long-tailed Sylph is Least Concern.

Taxonomic Classification

Rank	Aratathomas's Yellow-shouldered Bat	Long-tailed Sylph
Kingdom same	Animalia (hewan)	Animalia (hewan)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class	Mammalia (mamalia)	Aves (burung)
Order	Chiroptera (Kelelawar)	Apodiformes (Apodiformes)
Family	Phyllostomidae	Trochilidae
Genus	Sturnira	Aglaiocercus
Species	Sturnira aratathomasi	Aglaiocercus kingii

Evolutionary Relationship

Aratathomas's Yellow-shouldered Bat and Long-tailed Sylph share a common ancestor at the Phylum level: Chordata. (Chordates)

Conservation Status

Aratathomas's Yellow-shouldered Bat

NT — Near Threatened

Long-tailed Sylph

LC — Least Concern

Physical Characteristics

Attribute	Aratathomas's Yellow-shouldered Bat	Long-tailed Sylph
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Aratathomas's Yellow-shouldered Bat

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Range

Distributed across Colombia, Ecuador, and Venezuela. Listed as Near Threatened, this species requires ongoing monitoring to prevent population decline.

Long-tailed Sylph

Habitat

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

Range

Distributed across Colombia, Ecuador, Norway, and Venezuela.

Aratathomas's Yellow-shouldered Bat

The Aratathomas's Yellow-shouldered Bat (Sturnira aratathomasi) is a species in the genus Sturnira. It is currently classified as Near Threatened on the IUCN Red List. Typically found in diverse terrestrial and aquatic ecosystems.

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 🇻🇪 Venezuela