Long-billed Hermit vs Green-fronted Lancebill

In short

The Long-billed Hermit and the Green-fronted Lancebill are both hummingbirds but differ notably in bill shape and plumage. The Long-billed Hermit has a distinctively long, decurved bill, while the Green-fronted Lancebill features a straight bill. These structural differences are the most reliable field marks.

Identification tips

1. Bill Shape: Look for the Long-billed Hermit's long, decurved bill versus the straight bill of the Green-fronted Lancebill. 2. Plumage: Note the white supercilium of the Long-billed Hermit and the greenish forehead of the Green-fronted Lancebill. 3. Habitat: Consider the habitat; Long-billed Hermits are more common in forest edges, while Green-fronted Lancebills are often near streams. 4. Behavior: Observe any lekking behavior, which is more typical of the Long-billed Hermit.

Size

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

Plumage

The Long-billed Hermit exhibits a more muted brownish plumage with a distinctive white supercilium. In contrast, the Green-fronted Lancebill has a greenish forehead and a generally more metallic sheen.

Behaviour

Both species exhibit typical hummingbird behavior such as rapid flight and hovering, but the Long-billed Hermit is more likely to be seen engaging in lekking behavior.

Habitat

The Long-billed Hermit is often found in forest undergrowth and edges, while the Green-fronted Lancebill prefers streams and humid forest interiors.

Voice

Vocalizations are not the most reliable distinguishing feature, but the Long-billed Hermit is known for its repetitive, high-pitched calls.