其實司機突然剎停或急轉對司機同車內乘客都係好危險。所以外國有這樣的呼籲
What should you do if an animal suddenly appears on the road?
If you do see a deer or other animal in the road ahead, don't slam on the brakes. Keep your lane position, and sound your horn while braking in a controlled manner. Sudden panic stops are not a good idea, as they could spook the animal, causing it to suddenly dart into the path of another vehicle.