Sirystes sibilator
The Sibilant Sirystes (Sirystes sibilator) is a distinctive Neotropical tyrant flycatcher, named for its characteristic high-pitched, reedy whistles. This medium-sized passerine measures approximately 18-20 cm (7-8 in) in length and weighs between 30-40 grams. Its plumage features slate-gray upperparts, a darker crown often forming a slight crest, and contrasting white underparts from the throat to the belly. The tail is dark, sometimes exhibiting subtle white tips on the outer rectrices, com...
Found primarily in humid lowland tropical and subtropical forests, especially primary and mature secondary woodlands, often along forest edges or near riverine areas. It typically occurs from sea level up to elevations of around 1000 meters.
Primarily insectivorous, feeding on a variety of invertebrates such as beetles, orthopterans, wasps, and flies. It mostly captures prey via aerial sallies from an exposed perch.
The Sibilant Sirystes is a diurnal, arboreal insectivore, usually observed singly or in pairs. It typically perches on exposed branches in the mid to upper canopy, adopting an alert, upright posture. Its primary foraging strategy involves making swift aerial sallies to snatch flying insects, a be...
The Sibilant Sirystes is a resident species found across a broad expanse of east and central South America. Its distribution extends through southeastern Amazonian Brazil, eastward to the Atlantic coast of Brazil, and southward through eastern Bolivia, Paraguay, and northeastern Argentina. It is ...
Least Concern
- Its scientific name, *sibilator*, is Latin for 'whistler' or 'hisser,' a direct nod to its distinctive, high-pitched vocalizations. - Unlike the majority of tyrant flycatchers that construct open cup nests, the Sibilant Sirystes is one of the few known species in its family to nest within tree ...