you can't see the big picture you can't see what's going on until everything has sort of already happened and then you can piece it together so that is one of 00:08:13 the tantalizing and engaging as well points about natural history about Evolution it's largely a reconstructive sort of science it's not a benchtop science for the most part you have to sort of reconstruct things and you have 00:08:25 to look to living animals to get an idea of what was going on in the past so you can link clues about the past that you have a very limited record to the morphology the physiology the behavior of living animals