Green-fronted Lancebill
Birds Active during the day

Green-fronted Lancebill

Doryfera ludovicae

A mist-dwelling specialist of the Andes, the Green-fronted Lancebill is famous for its sword-like bill and shimmering emerald forehead. This unique hummingbird thrives near rushing waterfalls, following secret mountain paths in search of nectar.

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0 Habitats

Quick Identification

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Size

Length: 13-14 cm (5.1-5.5 inches); Weight: 5.7-7.8 grams (0.20-0.27 ounces)

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Colors

Bronzy-green body with a brilliant, iridescent emerald-green patch on the forehead; long black bill and dark tail with greyish tips.

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Key Features

  • Extraordinarily long and straight black bill
  • Glittering iridescent green forehead patch
  • Bronzy-green plumage with dark underparts
  • Typically found near mountain streams and waterfalls
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When You’ll See Them

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Activity pattern Active during the day
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Peak hours 6:30-9:30 AM, 3:30-5:30 PM
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Season Year-round
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Diet Specializes in nectar from long-tubed flowers like Ericaceae and bromeliads; also consumes small spiders and flying insects caught in mid-air.
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Habitat Humid montane forests and cloud forests, particularly near rocky cliffs, canyons, and fast-moving streams.

public Geographic range

Where Does the Green-fronted Lancebill Live?

The Green-fronted Lancebill is native to the lush highlands of Central and South America. Its range follows the mountain corridors from the highlands of Costa Rica and Panama down through the Andes of Colombia, Venezuela, Ecuador, and Peru, reaching its southern limit in northern Bolivia. It is almost exclusively found in the humid subtropical and temperate zones of these mountain ranges.

Basemap © OpenStreetMap contributors

7 Countries
1.2M km² Range
Least Concern Conservation
CO Colombia EC Ecuador PE Peru CR Costa Rica PA Panama BO Bolivia VE Venezuela
Elevation range
0 m1,000 m2,000 m4,000 m
800 m – 2,500 m
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iNaturalist / Verified observation data
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Behavior

The Green-fronted Lancebill is a highly specialized hummingbird known for its "trap-lining" foraging strategy. Instead of defending a single territory of flowers, it follows a set route every day, visiting specific blooms in a predictable sequence. This bird is most frequently seen darting through the understory of misty cloud forests, often staying close to the ground or over the surface of rushing mountain streams.

Unlike many hummingbirds that prefer open, sunny gardens, the Green-fronted Lancebill is a creature of the shadows and damp rock faces. It has a unique nesting habit, attaching its mossy, cup-shaped nest to the underside of rocky ledges, inside caves, or even under bridges, usually directly over water. This proximity to water provides safety from predators and a steady supply of small insects.

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Camera Tips

To capture the elusive Green-fronted Lancebill on your backyard or trail camera, you must focus on their love for water and vertical terrain. If your property features a stream, a waterfall, or even a damp stone wall with overhanging vegetation, this is the prime spot for placement. Mount your camera 4 to 6 feet high, angled toward mossy rock faces or hanging moss where they might search for nesting materials or insects. Because they are shy and prefer shaded areas, ensure your camera's sensor is sensitive enough for lower light conditions.

While traditional hummingbird feeders may attract them, they are more likely to visit native, long-tubed flowers. If you use a feeder as a lure, place it in a quiet, shaded corner near a water feature rather than in the open sun. To get the best results, set your camera to a fast trigger speed and high-speed burst mode; their darting movements are exceptionally quick, and a slow camera will result in a green blur. If your camera supports it, a shutter speed of 1/2000s or higher is ideal for freezing their wing motion.

Pay close attention to the morning light. The "glittering" green forehead patch that gives this bird its name is highly iridescent and only shows up when the light hits it at the right angle. Positioning your camera to catch the soft, early morning sun (which is less likely to blow out the highlights) will produce the most dramatic and colorful images. Because they are trap-liners, they often visit the same spots at the same time every day—once you spot one on camera, keep your settings ready for its return the next day.

Frequently Asked Questions

The Green-fronted Lancebill is most active during the early morning and late afternoon. They follow a predictable 'trap-line' route, meaning they visit the same flowers at roughly the same time each day to feed on nectar.
They are difficult to attract to standard suburban backyards unless you live near a montane forest. To invite them, plant long-tubed native flowers, provide a misting water feature, and maintain a shaded, mossy environment that mimics a cloud forest understory.
Their diet consists of nectar from deep, tubular flowers and small insects. Their exceptionally long bills allow them to reach nectar that other hummingbirds cannot access, and they are adept at 'hawking' for gnats over mountain streams.
No, they are highly specialized forest birds. You are unlikely to find them in urban or suburban settings unless those areas are directly adjacent to primary montane cloud forests or steep, wooded ravines with running water.
The most obvious difference is the forehead patch: the Green-fronted has a glittering green patch, while the Blue-fronted Lancebill (found at lower elevations) has a brilliant blue patch. Additionally, the Green-fronted is generally larger.

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