Where Are All the Babies in Archaeological Sites?

When archaeologists uncover ancient ruins, they usually find bones. Humans have an incredible, variable history of funeral traditions, and death rituals are remarkably telling about a group of people's world view. But one mystery has long puzzled archaeologists: where are the babies? It’s common to find adult burial sites and adult remains, but very few sites feature baby bones. Of course, we know that babies die, and far more frequently in the past than they do now. So, where are their bones?