...hang on... just a minute.......... The world's smartest creature is.............................................................................................................................. *drumroll* the.......................................................................... DUST MITE! It would be the rock if they had some form of RNA or DNA or some kind of genetic code but they don't and are not alive, therefore, however smart they are, they aren't creatures.
Wow! Your rock is amazing! I think this thread should be pinned on the top of the General section of discussions for everyone to spam here and to divert the spam from articles. Also, please post all moving solids and super stickman suggestions on this thread or this one: https://powdertoy.co.uk/Discussions/Thread/View.html?Thread=5518