Rakkety Tam

Rakkety Tam is a fantasy book written by Brian Jacques in 2004. It is the seventeenth book in the Redwall series, and it was also translated into French.
Plot.
When the wolverine Gulo the Savage and his army of vermin sweep across the land, it's up to the squirrel Rakkety Tam MacBurl and his friend Wild Doogy Plumm with one hundred hares from Salamandastron to stop the wicked wolverine and protect Redwall Abbey and the land of Mossflower.