Cait siths in Chase's world are known to be split into two different factions, the witches and the wiccans. While witches tend toward the dark arts, wiccans learn the ways of natural healing. They are very pacifistic and choose not to fight unless they have need to defend themselves.
You can learn more about the magic power of wiccans on my website: http://chasetheskunk.com/world/classes/wiccans.html