As someone who has been involved with Bird Hazard Control for over 20 years, upon reading this thread my initial thoughts were to launch head long into a lecture on the subject, however it's pleasing to see Birdstrike concerns have been raised quite clearly already.
For the Ornithologists amongst you here is a website of interest
http://www.rspb.org.uk/news/details....d=tcm:9-203710
Ranger 1