1. Hide or hide: The tortoise may hide in its shell, or find a hidden place to hide from its owner. This may be because it feels uneasy or doesn't like to interact with its owner.
2. Bite or attack: The tortoise may try to bite or attack its master, which may be a manifestation of its dissatisfaction with its master. This usually happens when the tortoise feels threatened or disturbed.
3. Eating is not normal: The tortoise may refuse to eat or eat less. This may be because it is dissatisfied with its owner, or there is something wrong with its health.
4. Inactivity or negativity: The tortoise may become inactive and not actively explore the environment or interact with its owner as usual. This may be because it is dissatisfied with its owner or living environment.