Clever idea! I evolved to perfection after four ancestors and the deaths of thirty-four beautiful, innocent creatures which I feel bad about now. Except some of them did shoot lasers at me, so how innocent were they, really?
Short but fun! I had a bit of trouble with the platforming near the end, but all it took was some confidence. The art is nice and I enjoyed the way the enemies creatures fell apart when they died, with their eyes rolling across the ground.
WebGL seems to cause quite a few problems that don't exist in other versions of Unity games. I wish I knew more about how to avoid that myself. There's a short tutorial I found which you can try, if you're interested, but for myself it didn't seem to make any difference. How To Easily Fix Unity WebGL Game Export Problems