1 0 0This is a missable achievement.After using the bunnies on the minefield, if you did it with as little bunnies as possible, you should still have at least one when you get to the final showdown with Ripburger.Open the grate at the front of the truck and throw a bunny into the fan. Unlocking this achievement.
0 0 0Now that could be tricky as you have to have at least one bunny survived the minefiled at the end of the game (if not, load an earlier save). When trying to stop the fan in Ripburger's truck, use that poor bunny in it: