A baby to whom age develops the memory?

It is verified that the babies have memory at young age, is studied by American scientists that from two months from now on the child can keep short-term memories.

Since we verify it the dads it is very easy, if they notice something rare in one they express it, example when the mom does something to herself in the hair they notice you differentiate it even before the father. Also it is possible to notice when we take it to the pediatrician to renew vaccines they remember that the last prick in his reaction can be verified. These scientists and psychologists did tests with more of 300 babies of less than 6 months and verified that it is possible to remember some episodes.