Defend your nuts

Game description: 

The main character of this game is a squirrel. He lives on a tree with acorns and passionately protects them. Once the evil zombies attacked a tree and decided to steal all the acorns. But our hero is not a coward, and he decided to defend his tree in any way. Your task is to help the squirrel to defend the tree using a bow and other weapons. Kill monsters, earn money, upgrade your defense. Good luck!