Many have argued over the years that the birds represent the power of nature and mankind's stubborn inability to recognize the power of nature. Throughout the story, the characters are at the mercy not only of the birds, but also of the wind and sea. Everything seems to work in concert to attack this town.
There are 52 calories in 1 miniature bar of Kit Kat. Calorie breakdown: 45% fat, 50% carbs, 5% protein.
Added to a basal metabolic requirement of 1,500 to 2,000 calories per day, your total daily caloric intake should be 3,500 to 5,000 calories! For reference, a candy bar has about 250 calories and a half pound bag of M&Ms has only about 1,000 calories. When you stop, your requirements for extra calories decrease. You still need enough food and water to keep you warm, but you don't need nearly as many as when you exert yourself.