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The cryptic forest falcon is a rarely spotted bird of prey. When spotted, it is often confused for its congeners, the barred forest falcon, the lined forest falcon, and the plumbeous forest falcon. While it differs slightly from its congeners in its physical characteristics, it is best recognized by its distinctive vocalizations. Its height is 30-35 centimeters, and its weight is 170-264 grams for females (171-238 grams for males). Its plumage is grey (often darker on head), with a blackish upper wing and rump. Voice: The cryptic forest falcon is most recognizable for its vocalizations, primarily its distinctive song. This song consists of a series of "uk uk uk uk" notes, at one note per second. This song usually lasts for 1-1.5 minutes. This song is used to alert others of its territory. In addition to its song, the forest-falcon has two calls. The first of which, is its cackling call.
Text from Wikipedia, licensed CC BY-SA 4.0.
When to see the Cryptic Forest Falcon
One bar for each month. Filled bars are the 8 months with records; pale bars are months with none. The wide bar is August, the month with the most records.
Where to see the Cryptic Forest Falcon
The map shades 2 countries with regular records. Everything unshaded has no records. Countries are listed below the map.
About the Cryptic Forest Falcon
The cryptic forest falcon is a species of bird of prey in the family Falconidae. It is found in the southeastern Amazon rainforest in Brazil and Bolivia. While uncommon in its Amazonian range, it remains widespread and is therefore rated as least concern by BirdLife International and IUCN. Unlike the lined forest falcon, with which it has long been confused in a cryptic species complex, adult cryptic forest falcons only have a single white tail-band.
Text adapted from Wikipedia, licensed CC BY-SA 4.0.
Easily confused with
Slaty-backed Forest FalconMicrastur mirandolleiThe slaty-backed forest falcon is 40 to 45 cm (16 to 18 in) long.
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