This game was published by the Discovery Channel in 1997 as an educational tool. Because there are so few games about evolution, it is still worth investigating, I think. However, its age necessitates some complicated steps to play it. I made a video describing how to download and install it. I will soon make another video describing how to play.
I wish to know whether my steps work for you. I spent a few hours trying to ascertain what needed to be done, and I am uncertain whether these steps are universal.