Straneck's Tyrannulet is a small bird recorded in Argentina. It has a gray, streaked head and sometimes catches prey in flight while foraging alone or in pairs.
The gray head is dark-streaked, with white lores and a concealed white crown. The back and chest are gray, the belly is white, and the dark wings have ochre edges and two ochre bars.
It is seen alone or in pairs, catching prey in flight or moving through foliage while foraging. Argentina records include low woodland, shrubland, and grassland.
An extinction-risk assessment has not been added yet.