Bird Guide

Bare-necked Fruitcrow vs Three-wattled Bellbird

Bare-necked Fruitcrow (Gymnoderus foetidus)

Bare-necked Fruitcrow

Gymnoderus foetidus

Medium275 gForest

The bare-necked fruitcrow is 34 to 39 cm (13 to 15 in) long; one individual weighed 220 g (7.8 oz). Both sexes have bare blue or bluish white skin on their lower face and neck; on both the skin drapes in folds though much less so on the female than male. The rest of their heads have short velvety feathers and their flanks have large patches of powder down. Adult males are otherwise mostly black except that most of their wing is silvery gray. Females are smaller than males; adults are mostly slaty gray with a faint paler scaly pattern. Voice: The bare-necked fruitcrow is described by some as silent or "apparently mute". Nevertheless, its voice has been described as a "deep bellowing oooooooo like a fog-horn". As of October 2025 xeno-canto and Cornell Lab's Macaulay Library each had a single recording.

ID text from Wikipedia, CC BY-SA 4.0

Photo: Sebastian Serna Muñoz · CC BY 4.0
Three-wattled Bellbird (Procnias tricarunculatus)

Three-wattled Bellbird

Procnias tricarunculatus

Medium210 gForest

One of four species of bellbird that live in Central and South America, the three-wattled bellbird is between 25 cm (9.8 in) and 30 cm (12 in) long. The body, tail, and wings of the male are uniformly chestnut-brown; its head, neck, and upper breast are white; and it has a black eye-ring, eye-stripe, and bill. Its name comes from the three worm-like wattles of skin that hang from the base of the bill. These wattles can be as long as 10 cm (3.9 in) when extended during songs and interactions. The wattles remain flaccid even when extended. Voice: Because of the secretive behavior of this bird, it is often only detected by the distinctive bell-like call given by the males. At close range, the vocalization of many in Costa Rica is heard as a complex three-part song, the "bonk" giving the bird its name. This hollow, wooden "bonk" is thought to be among the loudest bird calls on Earth, audible to humans from over 0.5 mi (0.80 km) away.

ID text from Wikipedia, CC BY-SA 4.0

Photo: Noel Reynolds · CC BY 2.0

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Photos and recordings are credited to their authors under the licence shown. Full profiles: Bare-necked Fruitcrow and Three-wattled Bellbird.