If you want to know, for example, what kind a ship goes down wind, global, anglobal atmospheric energy, surface surface temperature changes very rapidly, you need to go into the fossil record. 99 point nine % of all things that have ever lived are extinct. And then lastly, in my particular cases, abot a mechanist, i do work with engineers on robotic applications for the most part. If you're nterested in a animal model, for understas yu want to make a running robotic something, you want to look at get inspiration from biological systems.