On returning to England, Darwin and an ornithologist associate identified 13 species of finches that he had collected on the GalÃ¡pagos Islands. This was puzzling since he knew of only one species of this bird on the mainland of South America, nearly 600 miles to the east, where they had all presumably originated.
To get the most out of a nap, follow these tips: 1  Keep naps short. 2  Aim to nap for only 10 to 30 minutes. 3  The longer you nap, the more likely you are to feel groggy afterward. 4  Take naps in the afternoon.
It's just a framework based on when your baby gets tired during the day. Generally, infants between 4 and 15 months nap for one to two hours in the morning about two hours after waking up, and again in the afternoon for one to two hours.Some babies also take a late-afternoon nap, which most drop by 9 months.Sounds doable, until you remember you need to run an errand or meet a friend.enerally, infants between 4 and 15 months nap for one to two hours in the morning about two hours after waking up, and again in the afternoon for one to two hours. Some babies also take a late-afternoon nap, which most drop by 9 months. Sounds doable, until you remember you need to run an errand or meet a friend.