Per Olav challenges his brain and does something he dreads, namely a pendulum jump from a bridge. Did you know that the brain of a human and a rat is not as different as one might think? Can one train a chicken brain? In the pet sitter series, you will see that chimpanzees have to work for food, and we will get to know flat fish on the seabed better. Program leader: Per Olav Alvestad.
