River Tyrannulet
NameRiver Tyrannulet
Common NameRiver Tyrannulet
Scientific NameSerpophaga hypoleuca
FamilyTyrannidae
Wingspan (cm)14
Length (cm)10.5
Weight (g)7
Plumage DetailsDull gray upperparts, including the crown and back, contrasting with a clean white throat and underparts. It has a faint white supercilium (eyebrow stripe) and dusky wings and tail, with the outer tail feathers often appearing paler.
Vocalization / CallIts vocalizations include a soft, high-pitched 'tseet' or 'tsip' call, often given while foraging. The song is a simple, short series of high-pitched notes.
Primary Dietinsectivore
Primary Habitatsforest, wetland
Conservation Statusleast-concern
Geographic RangeFound throughout the Amazon basin and parts of the Orinoco basin in South America, including Colombia, Venezuela, the Guianas, Ecuador, Peru, Bolivia, and Brazil.
Identifying FeaturesSmall size, Dull gray upperparts with white underparts, Faint white supercilium, Preference for riparian habitats, Tail-flicking behavior
Description
The River Tyrannulet is a small, drab flycatcher typically found in riparian habitats. It is often seen perching low over water, sallying out to catch insects, and frequently flicks its tail.
