Regardez bien! La neige se détache en plaque.
http://www.youtube.com/watch?v=B0RWLxOFGLY
http://www.youtube.com/watch?v=3HxxzfUfFGk&feature=related
http://www.youtube.com/watch?v=S1Pi64I2wTU&feature=related
http://www.youtube.com/watch?v=C5KXt56jJGU&feature=related