1 vote Vote for this answer. Hippos are one of the other animals (like humans) that will sunburn. Thus, when they sweat, the pigment in their sweat (which is red-orange) is an antibiotic sunscreen. http://www.sciencenews.org/articles/20040529/fob5.asp.
What is Gastroenterology? Gastroenterology is the study of the functions of the digestive tract including esophagus, stomach, small intestine, colon and rectum, pancreas, gallbladder, bile ducts and liver. This includes such conditions as acid reflux disease, colitis, colon polyps and ulcers.
Digestive System Procedures/specialists. Gastroenterologist â a physician specializing in diseases of the digestive system including esophagus, stomach and intestines. These specialists do not do surgery. Patients needing surgery are referred to a general surgeon. Proctologist â a physician specializing in diseases of the rectum and anus. Proctology is a surgical subspecialty. Guaiac test (Hemoccult, Fecult) â a special chemical test to identify blood in the stool (feces). Blood in the stool may have many causes including cancer and hemorrhoids.