Provincial Police say it was a wild turkey on the road that caused this morning's crash on Highway 3.
The OPP says an eastbound motorcycle driver struck the bird around 7:30 am and lost control, swerving into the path of an oncoming tractor trailer.
The man on the motorcycle suffered life threatening injuries and has been taken to Windsor Regional Hospital fro treatment.
The OPP say Highway 3 between Sexton Sideroad and Walker will remain closed as they wrap up their investigation.