Keel-billed Toucan Identification Guide

Key Field Marks

• Size & shape: Medium-large arboreal bird, about 42-55 cm (17-22 in) including a proportionally massive bill that can be nearly as long as the body. Compact body with a short neck and long tail.
• Bill: The signature feature — large, laterally flattened, and vividly multicolored: mostly bright green-yellow with an orange side patch, a red tip, and a blue base, described as looking almost carved or painted. Despite its size, the bill is lightweight, made of keratin over a honeycombed bone structure.
• Plumage: Mostly black body with a bright yellow face, throat, and chest; red undertail coverts; a thin blue-white line separating the black belly from the red rear. Skin around the eye is often greenish.
• Legs & feet: Grey legs with zygodactyl feet (two toes forward, two back), typical of toucans, aiding grip on branches.
• Behavior: Social, usually seen in small noisy flocks moving through the forest canopy in a hopping, undulating flight. Often perches conspicuously atop tall trees. Feeds mainly on fruit, plucked and tossed back with a flick of the head, supplemented with insects, eggs, and small vertebrates.

Separating It From Similar Species

Within its range, the main confusion species are other large-billed toucans such as the Chestnut-mandibled (Black-mandibled) Toucan, which has a mostly dark bill with a pale yellow-green base and lacks the Keel-billed's rainbow coloration, and Toco Toucan, which occurs farther south in South America and has an almost entirely orange bill. Aracaris are smaller with proportionally smaller, more uniformly dark bills and different body patterning. The Keel-billed Toucan's unmistakable rainbow-colored bill makes misidentification unlikely once seen well.

Where & When to See One

Resident year-round (non-migratory) in lowland and foothill tropical forests, forest edges, and semi-open woodland from southern Mexico through Central America (Belize, Guatemala, Honduras, Nicaragua, Costa Rica, Panama) to extreme northwestern Colombia and Venezuela. It is the national bird of Belize. Look for it in canopy fruiting trees, forest clearings, and along forest edges; it can also be found at lower densities in shade-coffee plantations and second-growth woodland.

Voice & Sound Cues

Gives a frequently repeated, far-carrying croaking call often rendered as a hoarse "creeek" or a series of croaking, frog-like notes, quite different from the deeper, growling call of larger congeners like the Chestnut-mandibled Toucan. Also makes bill-clattering sounds during social interactions.