|White-crested Tyrannulet (Serpophaga subcristata)
The White-crested Tyrannulet is a fairly common small flycatcher in southern South America and is found from south-east Bolivia and southern Brazil down to central Argentina.
They are found in a variety of habitats ranging from forest borders to cerrado.
|It has a darkish crown with a white crest which is normally visible. The white throat leads to a greyish breast and yellow belly. The wings are dark with two buffy wingbars.|