Black-capped Swallow

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Quick Facts

  • Scientific Name: Atticora pileata
  • Spanish Name: Golondrina cabecinegra
  • Family: Hirundinidae
  • Known Nicknames: Coban swallow
  • Average Length: 11–12.5 cm / 4.3–4.9 in
  • Average Weight: 10–12 g / 0.35–0.42 oz
  • Wingspan: 24–26 cm / 9.4–10.2 in
  • Key Feature: Glossy black cap and upperparts contrasting with a white throat and breast, paired with a deeply forked tail
  • Primary Diet: Insectivore (Aerial Insectivore)
  • Range: Highlands of southern Mexico (Chiapas), Guatemala, El Salvador, and Honduras
  • Habitat: High-altitude humid montane forests, pine-oak woodlands, clearings, and open areas near cliffs
  • Social Structure: Social (typically observed in pairs or small flocks)
  • Nesting/Breeding: Crevices in earthen banks, cliffs, or occasionally holes in buildings
  • Conservation Status: Least Concern (LC)
  • Population Trend: Stable

The Black-capped Swallow (*Atticora pileata*) is a striking, small aerial insectivore native to the high-altitude pine-oak forests and mountainous regions of southern Mexico and northern Central America. True to its name, its most defining physical feature is a glossy, jet-black cap that contrasts sharply with its pristine white throat and breast, while its upperparts and deeply forked tail exhibit a rich, dark brownish-black hue. What makes this nimble flyer particularly unique is its adaptation to rugged highland terrains, where it can be seen performing acrobatic aerial maneuvers to catch insects on the wing. Unlike many other swallows, it often nests in earth banks, rocky crevices, or even drainage pipes, showcasing a remarkable resourcefulness that allows this charming songbird to thrive in both wild montane landscapes and human-altered environments.

Fun Facts

This high-altitude acrobat boasts a surprisingly subterranean lifestyle, eschewing typical mud nests to excavate its own nesting tunnels—sometimes over a meter deep—directly into clay banks and roadside dirt cuts using its tiny feet and bill. To navigate the thin mountain air, the Black-capped Swallow utilizes its deeply forked tail as a high-performance rudder, allowing it to execute dizzying, split-second ninety-degree turns to snatch insects mid-flight. Adding to their quirky charm, these birds are remarkably unfazed by human activity, often choosing busy road cuts for their subterranean homes and putting on spectacular, low-gliding aerial displays just feet away from passing traffic.

Habitats & Distribution

This species is restricted to the highlands of southern Mexico and northern Central America, with a geographical range extending from the Mexican state of Chiapas through Guatemala, Honduras, and El Salvador. It is primarily a montane bird, typically residing at elevations between 1,000 and 3,000 meters above sea level.

Its preferred habitats include humid montane forests, pine-oak woodlands, and forest edges, as well as nearby open areas, clearings, and agricultural lands. It is frequently observed foraging over canopy openings and near rocky cliffs, road cuts, and clay banks, which provide essential nesting sites in the form of crevices and burrows.

Behaviours & Reproduction

This species exhibits highly social behavior, typically foraging in pairs or small, active flocks that swoop low over forest clearings, roads, and water bodies to capture insect prey. During the breeding season, they maintain a socially monogamous structure, often nesting in loose colonies. They are frequently observed perching together on exposed branches or wires near their nesting sites, communicating with soft chirps and buzzes while collectively keeping watch for potential predators.

For reproduction, pairs excavate their own nesting tunnels in steep earthen banks, road cuts, or cliffs, or they utilize existing crevices and burrows. Inside the cavity, both partners construct a cup-shaped nest made of dry grass, pine needles, and feathers. The female lays a clutch of two to four white eggs, and both parents share the duties of incubation and feeding the altricial chicks until they are ready to fledge, demonstrating a highly cooperative approach to rearing their young.

Diet

The Black-capped Swallow is an obligate aerial insectivore that sustains itself exclusively on a diverse menu of flying insects caught mid-air. Using its highly agile and maneuverable flight, this species expertly intercepts prey such as beetles, flies, wasps, true bugs, and winged ants over forest canopies, clearings, and near water bodies. An interesting aspect of its foraging ecology is its highly social hunting behavior; it frequently feeds in small, active groups and often joins mixed-species flocks with other swallows and swifts to more efficiently exploit localized insect swarms. Additionally, these birds are known to dynamically adjust their hunting altitudes, swooping close to the ground or soaring high into the sky depending on how weather conditions affect the altitude of their drifting insect prey.

Colors

The Black-capped Swallow (*Atticora pileata*) exhibits a striking high-contrast plumage, defined by a deep sooty-black cap extending below the eyes that contrasts sharply with its bright white throat, breast, and belly. Its upperparts, wings, and deeply forked tail are a uniform dark brownish-black, bordered by dusky brown flanks. This distinct countershading serves as a camouflage adaptation, obscuring the swallow from aerial predators against the dark ground below and from terrestrial predators against the bright sky above.

Distribution Map

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