Bird Incident : An incident where: (a) there is a collision between an aircraft and one or more birds; or (b) when one or more birds pass sufficiently close to an aircraft in flight to cause alarm to the pilot
Ministry of Business, Innovation and Employment, Glossary of terms and acronyms, Wellington, New Zealand 2010. http://wwwsosh.govt.nz/resources/glossary-u.shtml, (Occupn Hlth and Sfty - Brit) {530}