It happened to Jason Fletcher at the very first JetPower meet in Germany in 2003.
He was flying his BVM Sabre with the prototype SuperSport and he hit a pigeon. He did an amazing job getting the plane down safely.
http://www.rcuniverse.com/forum/m_11...Cstrike/tm.htm
Edit: this link takes you to the second page of the thread, I've tried to link to the first page but it seems to be too old. However, once you are on the second page you can access the first page.
Sara Parish
Wren Turbines