The strange "kaka" sound made by cats may be caused by improper diet, colds, respiratory infections, etc. You can open the cat's mouth to check whether there are foreign objects and help remove them in time. If it is caused by disease, it is recommended to take the cat to the pet store Check at the hospital and take medication according to the veterinarian's instructions to prevent the condition from getting worse. In addition, the cat's living environment must be cleaned and disinfected on a regular basis to reduce bacterial infection.