Lybiidae, African Barbets

Figure 01. This Bearded Barbet well represents the Lybiidae family of African barbets, with its rictal bristles (specialized feathers) forming its “beard.” (It’s thought that “Lybiidae” is a misnomer suggesting that this family of birds originates in Libya; in fact, Libya is among the northern African nations where these barbets are not found.)

This is the fifth of several blogs about the Piciformes order of birds and its nine highly diverse families. The first blog introduced the order and three of its nine families: Galbulidae, jacamars; Bucconidae, puffbirds; and Indicatoridae, honeyguides, https://bird-brain.org/2026/08/30/piciformes-tree-hugging-birds-part-1/ . The second blog introduced the Ramphastidae family of toucans, https://bird-brain.org/2026/09/07/piciformes-tree-hugging-birds-part-2/ . The third blog introduced the four barbet families, then focused on the Capitonidae family of New World barbets and the Semnornithidae family, including two more New World species. The fourth blog introduced the Megalaimidae family of Asian barbets, https://bird-brain.org/2026/09/20/piciformes-tree-hugging-birds-part-4/ .

The current blog introduces the African barbets of the Lybiidae family, as follows:

Taxonomy
Appearance
Sounds and Vocalizations
Distribution and Habitat
Food and Foraging
Breeding
Conservation Status
Bearded Barbet, Pogonornis dubius
Red-and-yellow Barbet, Trachyphonus erythrocephalus
References

Forthcoming blogs will explore the ninth family of Piciformes: Picidae, woodpeckers and their allies.

Taxonomy

The taxonomic classification of the Lybiidae family is as follows: kingdom, Animalia; phylum, Chordata; class, Aves; order, Piciformes; suborder, Pici; infraorder, Ramphastides; family, Lybiidae, designated by ornithologists and molecular biologists Charles Gald Sibley and Jon Edward Ahlquist, in 1985. Their 1991 publication, Phylogeny and Classification of Birds, used DNA analysis to classify birds, using their Sibley–Ahlquist taxonomy.

Current taxonomy recognizes the Lybiidae family as comprising 10 genera, across 43 species:

Buccanodon, 1
Cryptolybia, 1
Gymnobucco, 4
Lybius, 7
Pogonornis, 5
Pogoniulus, 10
Stactolaema, 3
Trachylaemus, 2
Trachyphonus, 4
Tricholaema, 6

Appearance

More than 75% of African barbet species are about 7.9–9.8 inches (20–25 cm) long, and most have big thick bills. However, the 10 species of Pogoniulus tinkerbirds are much smaller, with smaller bills. For instance, the Yellow-throated Tinkerbird is about 3.7 inches (9.5 cm) long, weighing about ¼–½ ounce (0.25–0.46 ounces, 7.5–13 g). (Your house key probably weighs about ¼ ounce, as do 7 paper clips.)

Figure 02. Like most African barbets, this Bearded Barbet is between 8 and 10 inches long — much bigger than most tinkerbirds, which are less than half as long and weigh between ¼ and ½ ounce — less than the weight of half a slice of bread or cheese.

Across species, these barbets have a similar plump ovoid body shape; a short, thick neck; short legs and feet with long zygodactyl toes (2 point forward, 2 point backward); and medium-length wings and squared tails. Three genera have mostly brownish plumage (4 species of Gymnobucco, 3 species of Stactolaema, and 1 species of Cryptolybia), but the other 35 species display a variety of boldly colorful patterned plumage. The variety of their plumage can be seen in the assortment of photos gathered in the Cornell Lab of Ornithology’s Macaulay Library: https://search.macaulaylibrary.org/catalog?taxonCode=lybiid1&includeChildTaxa=true , which hosts 40,532 photos, 3,034 audio recordings, and 483 videos. Only a few species are sexually dimorphic, with males’ plumage differing from females’. Most African barbets have rictal bristles, specialized feathers, surrounding their bills, though the length and number of the bristles vary widely.

Sounds and Vocalizations

I was unable to find generalizations about Lybiidae barbets, but many observers have recorded their vocalizations. For instance, the Cornell Lab’s Macaulay Library includes 3,034 audio recordings at https://search.macaulaylibrary.org/catalog?taxonCode=lybiid1&includeChildTaxa=true&mediaType=audio . In addition, the website https://xeno-canto.org/explore?query=lybiidae offers 1,625 recordings from 42 of the 43 species in the Lybiidae family. I did find some commentary about some species of Pogonornis barbets, citing buzzy trills; pairs singing synchronized duets; grating or clicking sounds; bill-snapping, tapping, and wiping; and loud wing rustles, flutters, and flicks; among others. These sounds have been heard as contact calls, during courtship, and for unknown reasons.

Distribution and Habitat

Species of African barbets can be found throughout most of sub-Saharan Africa (all but the far southwest of South Africa). The larger Lybiidae subfamily, Lybiinae (37 species in 8 genera), is entirely arboreal, found in forests, acacia scrublands, and other woodlands. Their behavior closely resembles that of most other barbet species.

Unlike most other species of barbets, the much smaller subfamily, Trachyphoninae (2 genera — Trachyphonus and Trachylaemus — with a total of 6 species), is more terrestrial, preferring open savannahs and similar habitats. These 5 species have longer legs and tails and feed on the ground, rather than in trees; they may also nest in earthen banks, rather than in tree cavities, preferred by the other 37 species.

Figure 03. Most African barbets, such as this Bearded Barbet, are arboreal, spending almost all of their times in trees.

Food and Foraging

Whether arboreal or terrestrial, almost all African barbets feed mostly on various fruits (especially figs), when they’re plentiful. A single barbet may feed on up to 60 or more different species of fruiting plants within its range. They’re also quite willing to eat cultivated fruits and fruity vegetables (e.g., squash). They eat relatively small fruits whole, then regurgitate the seeds, dispersing them throughout the woods.

In addition, perhaps more than most other barbet species, African barbets also consume many invertebrates (especially insects), gleaning them from the ground or from trees. They may also catch flying insects by hawking them from the air. In addition to insects (ants, dragonflies, crickets, moths, etc.), they eat other invertebrates, such as scorpions and centipedes. Some species also catch and eat small vertebrates, such as lizards and frogs.

Breeding

Outside of breeding season, most African barbets spend most of their time alone, but they pair up during breeding season. Most species are monogamous, with both parents providing care for their offspring. In addition, all but 12 species are at least sometimes cooperative breeders, getting help from other barbets to raise their young. In addition, the 4 species of Gymnobucco barbets breed in colonies, sometimes even nesting with other barbet species in the same colony.

Like most Piciformes, lybiids nest in cavities. Most dig their own nest cavities in the dead wood of trees. However, the Trachyphonus species of ground barbets dig their nest cavities in earthen banks or in termite mounds. Typically, African barbets lay 2–4 white eggs, but they have been observed laying from 1 to 7 eggs. Both parents share in incubating the eggs for 12–18 days (usually 13–15) until they hatch. Because the parents rotate their guard duty, they protect their eggs both from predators and from brood parasites (e.g., honeyguides). These barbets also keep their nest cavities tidy, getting rid of fruit pits and skins, as well as the youngsters’ fecal sacs.

After the eggs hatch, both parents feed their hatchlings — mostly insects during the early growth spurts. Gradually, however, the parents introduce increasing amounts of fruit during the 20–35 days the nestlings remain in the nest until they fledge. Though this behavior hasn’t been thoroughly researched, it’s believed that the fledglings leave their parents’ territory about 2 months after they fledge.

Conservation Status

As tree-dwelling birds, these barbets are threatened by deforestation. Nonetheless, despite the habitat threats to these barbets, most species have an IUCN Red List conservation status of LC, Least Concern. However, 1 species is NT, Near Threatened, and another is VU, Vulnerable, as both have very small ranges in which they dwell. A third species, the White-chested Tinkerbird, Pogoniulus makawai, hasn’t been assessed by the IUCN, as only one specimen has been identified.

Figure 04. This Bearded Barbet is among the majority of African barbets who enjoys an IUCN Red List conservation status of LC, Least Concern.

Bearded Barbet, Pogonornis dubius

Taxonomy

In 1788, naturalist Johann Friedrich Gmelin revised, expanded, and published the 13^th edition of taxonomist Carl Linnaeus’s (1735) Systema Naturae. In it, Gmelin tentatively placed the Bearded Barbet in the genus Bucco, along with puffbirds, choosing the second part of its binomial name as dubius, revealing his doubts about the accuracy of that genus. He had based this barbet’s description on a 1780 description and illustration by naturalist and mathematician Georges-Louis Leclerc, Comte de Buffon, using a specimen from the Barbary Coast.

Years later, this barbet was grouped with other African barbets in the genus Lybius, but subsequent analysis suggested that it fit better in the Pogonornis genus, with four other African barbet species. The Pogonornis genus seems to be a better fit, as the name comes from Greek, pogon, meaning “beard,” and ornis, meaning “bird.” Like its common name, Bearded Barbet, it points to this barbet’s abundance of black rictal feathers, especially beneath its bill. (In truth, the “beards” of other species in this genus aren’t much to write home about.) The Spanish name for this species, Barbudo Pechirrojo, highlights the bright red chest of this barbet. It’s monotypic, having no recognized subspecies.

Appearance

Like other African barbets, the Bearded Barbet is short-necked and plump. It’s relatively large (10 inches, 25.5 cm long). Its tail is just 2.9–3.5 inches (7.3–8.9 cm) long, compared with its wing length of 4.2–4.6 inches (10.6–11.7 cm). Shorter still is its tarsus length (ankles to toes) of 0.9–1.2 inches (2.2–3 cm). In general, all barbet species in the Pogonornis genus are relatively large, weighing 1.6–3.8 ounces (45–108 g); the Bearded Barbet is one of the two largest in this genus, weighing 2.8–3.8 ounces (80–108 g).

Figure 05. These views of this Bearded Barbet, photographed at the San Diego Zoo, reveal its plumage, including the black rictal bristles of its “beard,” and its distinctive bill, with vertical and horizontal grooves and pointed tip.

Its eye-catching plumage includes a black crown, nape, breast, wings, and horizontal breast band; black and white flanks; red cheeks, chin, throat, and upper breast; below the black breast band is a mottled red and white belly. A big white patch adorns the middle of its black back. Males and females look similar, except that females have black spots on the white patches on their flanks. The plumage of immature Bearded Barbets is similar to adults’, but the red plumage looks more orange-ish.

Both males and females have light yellowish-tan legs, toes, and bill, as well as bare skin surrounding their pale-yellow irises. The big thick bill is 1.2–1.4 inches (3–3.5 cm) long, 0.7 inches (1.8 cm) deep (top to bottom), and 0.5 inches (1.3 cm) wide (side to side). The bill is distinctive, with a series of small vertical grooves on the mandible (lower bill) and a deep groove on the maxilla (upper bill) curving downward along much of the bill, leading to a toothlike projection. Immature birds’ bills lack the clear grooves and “teeth” of the adults’ bill.

Bill length is measured as the culmen length of the maxilla, using calipers, from the bill’s base to its tip, avoiding distortion due to curvature of the bill. For a photo of culmen length, see

Falcons: Gyrfalcon – Bird Brain

Last and definitely most distinctive is the Bearded Barbet’s “beard” of dense long rictal bristles projecting from beneath its bill, over its chin and throat.

Sounds and Vocalizations

The Bearded Barbet hasn’t been recorded vocalizing often — just 7 audio recordings at https://xeno-canto.org/species/Lybius-dubius and 5 at the Cornell Lab of Ornithology’s Macaulay Library, https://search.macaulaylibrary.org/catalog?taxonCode=beabar1&mediaType=audio . To me, these recordings sounded like low-pitched growls or squawks. An observer also reported a vocalized whirring sound.

Distribution, Habitat, and Migration

Bearded Barbets are mostly found in the semi-arid belt of West Africa, especially the western Sahel, from Senegal and Gambia, through numerous west African nations (Guinea-Bissau, Chad, Guinea, Mali, Ivory Coast [Côte d’Ivoire], Burkina Faso, Ghana, Togo, Benin, Niger, Nigeria, Cameroon) to northwestern Central African Republic. Its latitudinal range is a tropical band from +5.38 to + 15.5 degrees north of the equator, with its longitudinal center at +1.18 degrees east (Togo). A range map can be be seen at https://ebird.org/map/beabar1 . It’s found at altitudes between sea level and 5,000 feet (1500 m).

Like most other barbets, it’s arboreal, but it adapts to savannas (moist or dry), as well as secondary-growth forests, woodlands (acacia, baobabs, pines, oaks, etc.), thickets (e.g., thorn forests), scrublands, shrublands, orchards, abandoned farms, and even gardens; fig and other fruiting trees are particular favorites. It doesn’t migrate, residing within a range of about 900,780–1,177,600 square miles (2,333,237–3,050,000 km²).

Food and Foraging

Like most other barbets, the Bearded Barbet’s diet is mostly fruits, but when caring for hatchlings, the parents feed them entirely or mostly insects, to facilitate the rapid development of their youngsters. According to Avibase, their diet averages 80% fruits, 20% invertebrates. This barbet’s ginormous sharp-edged bill can readily snip or clip fruits.

Figure 06. Bearded Barbets prefer to hang out in pairs or with a few other barbets, rather than being alone; these two were videorecorded at the San Diego Zoo.

Social Behavior and Breeding

Like other barbets, Bearded Barbets are diurnal, awake and active during daylight. They typically hang out in pairs or groups up to 5 barbet pals; they also roost together in a tree cavity. Their courtship and breeding behavior is relatively unknown, other than an observation of tail-flicking as a courtship display. They excavate their own nest cavities in the dead wood of trees, then the female lays two white eggs in the nest. The eggs are incubated for at least 16 days then hatch on consecutive days. The nestling period is about 40 days until the youngsters fledge. It’s thought that the age at which these barbets first breed is about 1.7 years after hatching. Generation length is about 3.9–4.3 years.

Life Span, Survival

The annual survival rate of adult Bearded Barbets is about 72%. The maximum documented age of this species is 13.1 years.

Conservation Status

The IUCN Red List conservation status of Bearded Barbets is LC, Least Concern. It’s commonly observed in several of the nations in its large range, as well as being locally common in other locations. Nonetheless, deforestation and desertification threaten this species and other arboreal birds. In addition, this species is often a target of the wild-animal trade. Fortunately, there are numerous protected areas in seven of the nations where this species resides. Research is needed to better understand the ecology and biology of this species. The exact population isn’t known, nor is its population trend, but it’s not believed to be decreasing at a rapid rate. In addition, it is found in about 33 managed-care institutions, across 13 countries, including 37 males, 32 females, and 19 unsexed birds, for a total of 88 birds.

Figure 07. This Bearded Barbet, at the San Diego Zoo, is among fewer than 100 of this species to be living in managed care, worldwide.

Observations

The Cornell Lab of Ornithology gathers information from observers around the world through the eBird app and website (https://ebird.org/species/beabar1 ), which has 5,563 observations, including 657 with photos and 4 with audio recordings. Also, the lab’s Macaulay Library website (https://search.macaulaylibrary.org/catalog?taxonCode=beabar1 ) holds 1,323 photos, 5 audio recordings, and 25 videos of the Bearded Barbet. In addition, iNaturalist gathers observations with its app and its website (https://www.inaturalist.org/observations?taxon_id=1506318 ), which has 488 observations, each of which includes a photograph, audio recording, or video.

Red-and-yellow Barbet, Trachyphonus erythrocephalus

Etymology

The Red-and-yellow Barbet’s scientific name, Trachyphonus erythrocephalus, has Greek origins. Though it couldn’t be described as noisy or chatty, its vocalizations have been heard more often than those of the Bearded Barbet. Its genus name, Trachyphonus, highlights its voice: trakhus is Greek for “rough” and -phōnē is Greek for “sound,” usually referring to the sound produced by humans or other animals; perhaps the other three species in this genus are more talkative. Its species name, erythrocephalus, combines Greek, erythro-, meaning “red,” and Latin, -cephalus, “head”; together, they highlight the bright red feathers on the sides of its head. Its common name aptly describes its plumage (though they might have added “and black and white”).

Figure 08. Even this poor-quality video reveals the red and yellow plumage of this Red-and-yellow Barbet at the San Diego Zoo.