In the video, a white mouse is seen inside a cage with a clear plastic cover. The mouse is moving around the cage, and the camera zooms in on it. The cage has two blue circular objects on the sides, and the mouse is surrounded by wood shavings. The mouse appears to be active and alert, moving around the cage and exploring its surroundings. The video provides a close-up view of the mouse, allowing viewers to observe its features and movements in detail. The white color of the mouse contrasts with the blue objects and the brown wood shavings, making it stand out in the video. Overall, the video captures the mouse's behavior and environment in a clear and detailed manner.