Boat-billed Flycatcher

23 cm. Similar to /Pitangus sulphuratus but with proportionally much larger bill, much less conspicuous behavior and more of a forest bird. Semiconcealed coronal patch and white superciliary stripe. Olive-brown above, with less rufous edging of flight and tail feathers. Throat white. Breast and belly yellow. <NThe juvenile has more rufous edging on flight and tail feathers. The most common call is a low harsh "rearearearea" often combined with a high fast rattle reminiscent of the call of /Myiarchus ferox , but higher, like "wiwiwirrr". Also a "kikirrr-ek" or "kerrr-ek" in sequences. Dawn song is a repeated call consisting of three syllables see sound track 6 . Perches usually in the upper stratum of tall trees, performing aerial hawks and upward strikes. Builds a cup nest ^44 . Regularly encountered in a variety of habitats from dense secondary to primary rainforest and edge to more open woodland and borders. Throughout. Serra do Mar, Serra Mantiqueira, Serra dos Org<C4>os, Fazenda Intervales, Itapiranga, Iguape, Cananeia, Ilha do Cardoso<8E>etc. Up to 1300 meters. 16329 Call. PE Jacupiranga, Caverna do Diabo, 11<10>7<10>95. Sunny, 25 <91>C. Primary forest canopy: 3163 Calls. Fazenda Intervales, 11<10>30<10>97. Sunny, 27<91>C. Secondary forest. With /Pachyramphus castaneus, Vireo olivaceus, Anabazenops fuscus .: 3003 Call. Pirapora, 11<10>13<10>98. Sunny, 27<91>C. Gallery forest. With /Herpsilochmus atricapillus, Saltator similis, Tolmomyias sulphurescens .: 13269 Calls. Serra do Cipo, 11<10>17<10>98. Sunny, 25<91>C. Open woods, pastures.: 9980 Call. Picinguaba, east of Ubatuba, 10<10>15<10>99. Sunny, 27<91>C. Open swamp within forest. With /Cacicus haemorrhous, Vireo olivaceus .: 1541 First part-Dawn song. Cornell Cat 81403. Reserva Florestal Sooretama, Espirtu Santo, 6<10>30<10>87. Recording by P. Donahue. <NAt the end-Calls. Rio Claro, 11<10>01<10>95. Sunny, 25<91>C. secondary forest.: 7003 >: