Streamer-tailed Tyrant

18 cm ;16 cm tail. An elegant conspicuous flycatcher of open country. Superciliary whitish gray. Above pale gray with reddish-brown feather shaft streaking. Wings black, the primaries with a rusty patch at the base and the tertiaries with white rims. Throat white with a chestnut collar. Belly pale gray. Tail very long, deeply forked and graduated. Pair display starting with "weert-ree-ree..." and continuing in a complex duet warble. Call "wiirt". Usually sits atop single trees, bushes, telegraph wires and the like and performs long aerial hawks. Often in pairs. A fairly common bird of open country, cerrado, campo, marshy borders, forest borders, border of gallery forest and farmland. Has benefited from large scale deforestation. To about 1200 meters. Throughout. Also at the coast where forest has disappeared. In restinga near <8E>Iguape<8E>. 13375 Song, calls. Near San Jose de Barreiro, 10<10>26<10>94. Sunny, 25<91>C. Open country with trees. With /Turdus amaurochalinus , long song of /Tapera naevia, Notiochelidon cyanoleuca, Porzana albicollis .: 10876 Song, Itirapina, 11<10>15<10>95. Cloudy, warm. Open campo with scattered trees.: 7304 > : A30 . Display ritual. Near Queluz, S<C4>o Paulo Photograph by Fritz Mueller .: