Crocodile kill an animal by rolling it around under the water until it becomes weak. This is called the 'death roll'. they then hold the animal under the water until it drowns. The crocodile rolled val around and around. Her head came out of the water and she look a deep breath, but the crocodile pulled her under again. After a second death roll, val felt the crocodile's jaws relax. She grabbed a branch of the tree, but again the tree and threw herself up the steep bank. At first she kept falling back towards the crocodile, but at last she was adle to pull herself to the top of the bank.