DoVal E.H. 2000 Journal Isla Boca Brava, Chiriqui Prov., Panama 3 June 2000 (KATMANNO) - 11:15 2 (Dm)'s (one was YO R) were doing a new dance at 1st Beach 4. One bird would move from right to left on top of perch (not sure if he was sliding or doing & low flight), while the other would start at the left side and fly underneath perch (front to back) to end up on the right side. i.e: Emily sick all day. June 2000 Rain in the evening & night. The interesting observation of the day is the frequent perch-switching by "shopping" females. I observed an unb TC ? at 2nd B 2, where AWA & BAW danced for her. She left then & soon I heard dancing at 1). So I crept up on the dp & found a very similar-looking unb TC enjoying the displays of AY4 & --- DMs. A few minutes after she left THAT dp, Mark recorded ARA SF-1 for an unb TC. The chances that