Buff-thighed Puffleg vs Buff-winged Starfrontlet

In short

The Buff-thighed Puffleg and Buff-winged Starfrontlet are both hummingbirds but differ in key structural and plumage features. The Puffleg has distinctive buff-colored thighs, while the Starfrontlet shows buff on its wings. Observing these features closely will help distinguish them in the field.

Identification tips

1. Look for buff-colored thighs on the Buff-thighed Puffleg. 2. Check for buff markings on the wings of the Buff-winged Starfrontlet, especially during flight. 3. Observe feeding behavior; both hover, but the Starfrontlet may cling to flowers. 4. Consider the habitat; both are found near forest edges.

Size

Both species are similar in size, typical of medium-sized hummingbirds.

Plumage

The Buff-thighed Puffleg has buff-colored thighs which are a key distinguishing feature. In contrast, the Buff-winged Starfrontlet has buff markings on its wings, which can be seen during flight or when the wings are spread.

Behaviour

Both species hover while feeding on nectar, but the Buff-winged Starfrontlet may also briefly cling to flowers.

Habitat

Both species are found around forest borders, but specific habitat preferences might vary slightly depending on local conditions.

Voice

Vocalizations are not well-documented for either species, so they are not reliable for identification.