[music] Have a look at these pictures. I tried to reproduce famous drawings of humans and rabbits embryos uh drawn by heckle. Can you tell for sure which one is human and which one is rabbit.Probably no. I wouldn't if it was not me who drew the pictures. Why they so similar.And how can such different organisms like humans and rabbits developed from a nearly identical embryo. Think of it. These are limps.Humans and horses. They are different for sure and they serve different purposes. Human arms are good for ...