In the video, a person is holding a ball of string in front of a chinchilla. The chinchilla is sitting in a cage and appears to be interested in the string. The person then moves the string around, and the chinchilla follows it with its eyes and nose. The chinchilla seems to be enjoying the interaction and is actively engaging with the string. The person continues to move the string around, and the chinchilla follows it with its eyes and nose, showing curiosity and interest. The video captures the playful interaction between the person and the chinchilla, highlighting the chinchilla's natural curiosity and playfulness.