The Mistmantle ChroniclesM.I. McAllister
Urchin of the Riding Stars: An epic story of murder, treachery and revenge set on the island of Mistmantle, a world of squirrels, otters, and moles — in the great tradition of Watership Down and The Wind in the Willows.
Urchin and the Heartstone: Urchin finds himself taken to a hostile island, where maniacal King Silverbirch and his sorcerer, Smokewreath, await. He faces challenges greater than those he has ever known, and learns a secret from his past.
The Heir of Mistmantle: When Princess Catkin, the heir of Mistmantle, is kidnapped every inch of the island is searched. At the same time a mysterious epidemic begins to ravage the island; sightings of evil Captain Husk abound, and although he has been presumed dead the creatures of Mistmantle worry the events are connected, that Catkin shall never be seen again.
Urchin and the Raven War: Lord Arcneck returns to Mistmantle seeking help in a war against bloodthirsty ravens. Crispin and friends aid the Swans, but at what cost to the inhabitants of Mistmantle?
Urchin and the Rage Tide: Summary to be posted after I read it, I’m avoiding all spoilers!