Co-Designed by Richard C. and myself Non-Stop Safari is now available to download, print and play from its home on the Global Game Jam website here: http://www.globalgamejam.org/2011/non-stop-safari
You can hit the link for the full description but the idea is that players take on the role of wealthy animal skin merchants financing safari expeditions. And when you're in the business of selling rare pelts extinction is a good thing because, c'mon, you don't get any more rare than extinct!