The faster growing baby , the faster it gets on its feet , the fastest way to get food and hide from enemies. Possibly through maternal stress offspring gets the advantage of their own kind - under extremely large population is especially important as it is possible to get food quicker and in general to enter new territory. However, rapid growth has its price : according to the researchers , high-growth (due to maternal stress ) Belchatow in the future and died earlier. Maternal stress on the body at the same time had no effect , that is nothing special , they do not hurt after that and had not died. All this gives rise once again to make sure , as a complex phenomenon - this is the stress, and shallow as we understand it.
как-то так))
если помогла жми спасибо:з