U.M.Dziados 1978 El Juiol, 230 m., 19.5 km, NNE Encarnacion by road, Dpto. Itapua, Paraguay. 9 September area, so I took the path to that area after I left the lek. I couldn't find the ictirid. I then took the Cross Country Trail, the NE portion of the Loop Trail, and Middle Trail back to the hotel. While on the Cross Country Trail I took a detour to the corn field and walked around its SW portion. About 14:30 I was in my room when I heard strange sounds outside. I ran out and saw a small (4?) flock of swifts which I couldn't readily identify. Unfortunately, I didn't have time to assemble my recording equipment and record them (and to get a better look at them). Right after this I recorded Icterus sayaca, the Sayaca Tanager, on the hotel grounds. At 16:05 I left the hotel once again. At first I walked around the hotel grounds, then took the path from the miniature golf course to the Airstrip Trail. From about 16:20 to 16:50 I sat in the airstrip looking at the along Airstrip Trail trees on the SE side of the airstrip, Mercedes Foster said she had seen