and he saw the door give way beneath her , and she fell out of the car into the mud but tim could n't answer , because in the next instant everything swung crazily-he saw the trunks of the palm trees sliding downward past him-moving sideways through the air-he glimpsed the ground very far below-the hot roar of the tyrannosaur-the blazing eye-the tops of the palm trees- and then , with a metallic scraping shriek , the car fell from the tyrannosaur 's jaws , a sickening fall , and tim 's stomach heaved in the moment before the world became totally black , and silent .