Crocodiles kill an animal by rolling it Crocodiles kill an animal by rolling it around under the water until it becomes weak. This is call the animal under the until drowns. The crocodile rolled Val around and around. Her head came out the water and she took a deep breath but the crocodile pulled her under again. After a second death roll Val felt the crocodile is jaws relax. She grabbed a branch of the tree but again the crocodile grabbed her and pulled her under. At first she kept falling back towards the crocodile but at last she able to pull herself to the top of the bank.