Gross findings in the giant panda. A. Massive orange-yellow transparent fluid in the abdominal cavity. B. Mesentery showing marked edema with gelatinous appearance. C. Ascarids, Baylisascaris schroederi, (red arrow) in the lumen of the stomach. D. Adult ascarids, B. schroederi, removed from the intestinal lumen, 6–7 cm long and 3 mm wide: the one with the curved tail at the top is the male, and the one with the upright tail at the bottom is the female.