The reasons why cats scratch the ground before drinking water are as follows:

Because cats are very picky about the quality of water they drink and have relatively high requirements. Therefore, scratching the ground before drinking water may cause the cat's drinking water to deteriorate because the cat's drinking water has not been changed for too long. Or the surrounding environment has a pungent smell. Because cats have a more developed sense of smell. So it's easy to easily capture the changes in flavor around you. It may also be that the owner has not disinfected and cleaned the cat's drinking water container for too long.

How to change the phenomenon of cats pawing the ground before drinking water is as follows:

It is best for the owner to clean the container every day and replace it with new water, so as not to be disturbed by the cat. The master is disgusted.