* It’s easy to imagine one of his patients in ancient India crouching in the dirt to relieve her bladder and praying that a fast-responding parade of ants didn’t catch up with her midstream. Sushruta’s observation still holds true. Ants do seem to like the sweetness of diabetic urine. An article by a doctor in the Philippines notes that ants congregating in unflushed toilets, around splashed urine, or in hampers with soiled underpants “may be the initial sign that blood sugar is abnormally elevated.”