After filling, turn it over and then pour it again. Sometimes it's okay to leak a little, and it will be okay if it flows intermittently.
No, maybe you haven't seen it. or they are not used to it yet. My house It was always like this in the beginning: “Don't put the kettle too high or out of reach of mice. You should be careful and give them apples (feed them less, don't feed the cores, they will die...)."