But they have these large beaks because they believe that good aroma could stop the bad air from penetrating the human body. So they would put different flower arrangements and stuff in the petals and that was thought to ward off the Black Death as was the beginning of the use of cologne. None of that's going to work, of course we all know that. But really the Black Death is a reset button for Europe. The population is not going to be back to the same number for another three centuries. So in a sense it is a huge turning point just for in a sense racing the blackboard of Europe for a very long time. And again, not just Europe, the Middle East suffered, Asia suffered, and in those further pandemics it goes as far as Australia and even Hawaii.