What's really odd is to think that there are some animals (whales) that had fins, evolved them into feet and then evolved them into fins - https://en.wikipedia.

What's really odd is to think that there are some animals (whales) that had fins, evolved them into feet and then evolved them into fins - https://en.wikipedia.org/wiki/Evolution_of_cetaceans#Early_evolution https://en.wikipedia.org/wiki/Evolution_of_cetaceans#Early_e...