Birds Active during the day

Band-tailed Barbthroat

Threnetes ruckeri

iNaturalist eBird Wikipedia

A master of the tropical understory, the Band-tailed Barbthroat is easily recognized by its 'bearded' throat and perfectly curved bill. This methodical 'trap-liner' brings a touch of shaded elegance to the dense forests of Central and South America.

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Quick Identification

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Size

10–11 cm (4–4.3 in) in length; weight approximately 5–7 g (0.18–0.25 oz)

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Colors

Bronzy-green upperparts, dusky-grey underparts, blackish throat patch bordered by buff, and a tail featuring white tips with a broad black subterminal band.

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Key Features

Distinctive blackish 'beard' or throat patch
Heavily decurved black bill with a pale base
Tail feathers tipped in white with a bold black band
Bronzy-green crown and back

When You’ll See Them

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Activity pattern Active during the day

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Peak hours 6:00 AM – 9:00 AM and 3:30 PM – 5:30 PM

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Season Year-round

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Diet Specializes in nectar from long, curved flowers (especially Heliconia and Costus) and supplements its diet by gleaning small insects and spiders from the undersides of leaves.

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Habitat Humid lowland forest understory, shaded secondary growth, and edges of banana or cacao plantations.

public Geographic range

Where Does the Band-tailed Barbthroat Live?

The Band-tailed Barbthroat is native to the lush, tropical corridors of Central and South America. Its range begins in southeastern Guatemala and Belize, stretching southward through the Caribbean slopes of Honduras, Nicaragua, Costa Rica, and Panama. In South America, it is primarily found in the humid lowlands of western Colombia, western Ecuador, and into the northwestern reaches of Venezuela. This species is a dedicated resident of these regions, rarely wandering far from its preferred moist, shaded habitats.

Basemap © OpenStreetMap contributors

9 Countries

1.1M km² Range

Least Concern Conservation

PA Panama CR Costa Rica CO Colombia EC Ecuador NI Nicaragua HN Honduras GT Guatemala BZ Belize VE Venezuela

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iNaturalist / Verified observation data

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Behavior

The Band-tailed Barbthroat is a distinctively low-profile hummingbird, preferring the shaded safety of the forest understory rather than the bright canopy. Unlike many aggressive hummingbirds that fiercely guard a single patch of flowers, the barbthroat is a 'trap-liner.' This means it follows a consistent, daily route between widely dispersed nectar sources, moving methodically through the forest like a delivery driver on a set schedule.

In social settings, they are relatively quiet and solitary. They are most frequently observed near large, tubular flowers like Heliconias, where their curved bills are perfectly adapted for feeding. While they are not typically known for interacting with humans, they can become accustomed to observers if their habitat remains undisturbed and their favorite nectar plants are present.

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Camera Tips

To capture the Band-tailed Barbthroat, you must think low. Unlike other hummingbirds that zip around at eye level, barbthroats are understory specialists. Position your AI-powered camera between 2 and 4 feet off the ground, focusing on large-leafed tropical plants like Heliconia, Ginger, or Bird of Paradise. These birds have very predictable 'trap-lining' routes, so if you see one visit a flower, there is a high probability it will return to that exact spot at a similar time the following day.

Because hummingbirds move at incredible speeds, set your camera to its highest possible frame rate or 'Burst Mode.' A fast shutter speed is essential to freeze the motion of their wings and reveal the white tips of the tail feathers. If your camera supports it, use a high-sensitivity PIR (Passive Infrared) sensor setting, as their small body mass can sometimes fail to trigger less sensitive motion detectors.

Lighting in the deep understory can be tricky. Position your camera so it faces away from the morning sun to avoid silhouetting the bird. If you are using a trail camera, look for 'Natural Light' settings that prioritize shutter speed over low ISO to ensure the bird isn't just a green blur. Avoid using heavy flash if possible, as the sudden light in a dark understory can startle these cautious birds and disrupt their feeding route.

Similar Species

Species that look similar or are commonly confused with Band-tailed Barbthroat.

Bronzy Hermit

The Bronzy Hermit lacks the dark 'beard' on the throat and has more rufous or cinnamon coloring on its underparts and tail.

Long-billed Hermit

Features a much longer, graduated tail with white central streamers, whereas the Barbthroat has a shorter, banded tail.

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Frequently Asked Questions

They are most active during the early morning hours just after sunrise and again in the late afternoon. As trap-liners, they follow a set schedule to visit flowers as nectar refills throughout the day.

The best way to attract them is by planting native, long-tubed flowers such as Heliconia, Costus (Spiral Ginger), and Renealmia. They prefer shaded, humid garden corners over bright, open feeders.

Their primary diet is nectar from curved flowers, but they also eat small spiders and insects which provide essential protein, especially during the nesting season.

They are rarely found in urban centers but are common in suburban gardens that border mature forests or contain dense, tropical vegetation and plenty of shade.

The Barbthroat has a shorter, more rounded tail with a bold black band, whereas the Long-billed Hermit has very long, central tail feathers that taper to a point.

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