Ah, I love this thing

http://www.ventrella.com/Darwin/darwin.html

It evolves random creatures with variables of "genes" encoded into them, and the "fittest" ones survive.

It also can produce scientific papers

http://www.ventrella.com/Alife/Sexual/sexual_0.html

Please show the funniest ones you can breed, either through selective breeding, random chance, or leaving it to find the optimal design.