Forest, the Tawny Owl, is a little too sleepy to finish his call. While most owl species are nocturnal, they do not fully sleep during the day. Owls engage in a form of sleep called "unihemispheric slow-wave sleep," where one half of their brain sleeps while the other half remains awake. This allows the bird to still remain alert should a predator or danger approach while also getting adequate rest. If need be, they can then jump into action to get away from the danger or defend themselves at a