Canon 5D Mark III: Autofocus (AI Servo) for Birds in Flight 2012/05 | garyluhm.net
First, some set-up options you should use for bird-in-flight (BIF) photography, regardless of camera: Set the drive mode to Continuous (H), shoot in AI Servo (moving subjects) and pick an ISO of 320 for the 7D and 800 for the 5D III (even higher in low li...