Why does my turtle swim against the glass?

Why does my turtle swim against the glass? Turtles end up swimming against the glass of the tank when something is wrong with them or their environment. Turtles usually act this way when they are scared, dressed, pregnant, or when the temperature is bad, or when they don’t have enough food.

Turtles end up swimming against the glass of the tank when something is wrong with them or their environment. Turtles usually act this way when they are scared, dressed, pregnant, or when the temperature is bad, or when they don’t have enough food.