New Zealand, Norfolk Island, and OuvÃ©a, the Polynesian outlier near New Caledonia, are the unsubmerged portions of the largely sunken continent of Zealandia.
The 20-minute power nap -- sometimes called the stage 2 nap -- is good for alertness and motor learning skills like typing and playing the piano. What happens if you nap for more than 20 minutes? Research shows longer naps help boost memory and enhance creativity.
By four to six months, most babies are ready for a couple of longer daytime naps. These could include a two-hour morning nap a couple of hours after getting up and a one-to-two-hour afternoon nap after lunch.