common urine color descriptions for animals
â¢ Color and odor. Urine color is clear when dilute; it is normally yellowish due to the urochromes in the urine, and the yellow color intensifies when concentrated (i.e., when the animal is dehydrated). Urine can pick up a variety of colors and odors, and these may indicate disease, diet, or drugs. Cells. A few large and small round cells may appear in normal urine, but their numbers may be increased in animals with cystitis, tumors, or other inflammation of the urinary tract. Evaluation of the urine sediment under the microscope is a good way to screen for urinary tract tumors. â¢ Casts.