Silver fox dogs will become depressed when they change their owners as adults. This state usually lasts for 1 month or longer. After changing owners, silver fox dogs need a certain amount of time to adapt to the new owner and the new environment. Environment, when the new owner spends more time with the dog, it will speed up the dog's adaptation period. If they are immature Silver Fox dogs, their memory is not very deep yet and they will not have a serious sense of strangeness, but it will take a few days to adapt.