Skinwalker, Paperback/Faith Hunter

First in a brand new series from the author of the rogue mage novels Jane Yellowrock is the last of her kind-a skinwalker of Cherokee descent who can turn into any creature she desires and hunts vampires for a living. But now she's been hired by Katherine Fontaneau, one of the oldest vampires in New Orleans and the madam of Katie's Ladies, to hunt a powerful rogue vampire who's killing other vamps...