Buff-breasted Sandpiper vs Long-tailed Sylph

Calidris subruficollis compared with Aglaiocercus kingii

Key Differences

• Buff-breasted Sandpiper is Near Threatened while Long-tailed Sylph is Least Concern.

Taxonomic Classification

Rank	Buff-breasted Sandpiper	Long-tailed Sylph
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class same	Aves (Birds)	Aves (Birds)
Order	Charadriiformes (Charadriiformes)	Apodiformes (Apodiformes)
Family	Scolopacidae	Trochilidae
Genus	Calidris	Aglaiocercus
Species	Calidris subruficollis	Aglaiocercus kingii

Evolutionary Relationship

Buff-breasted Sandpiper and Long-tailed Sylph share a common ancestor at the Class level: Aves. (Birds)

Conservation Status

Buff-breasted Sandpiper

NT — Near Threatened

Long-tailed Sylph

LC — Least Concern

Physical Characteristics

Attribute	Buff-breasted Sandpiper	Long-tailed Sylph
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Buff-breasted Sandpiper

Habitat

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

Range

Widely distributed across Asia (Taiwan), Europe (4 countries), North America (United States), and South America (Colombia, 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.

Buff-breasted Sandpiper

Buff-breasted Sandpiper (Calidris subruficollis) is classified as Near Threatened (NT) on the IUCN Red List. Close to qualifying as threatened, with populations that may become vulnerable without conservation action.

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 🇳🇴 Norway 🇻🇪 Venezuela