Kodo Liver

Kodo Livers drop from the following kodo in the Barrens:
 * Lost Barrens Kodo
 * Lakota'mani
 * Barrens Kodo
 * Wooly Kodo
 * Brontus
 * Greater Barrens Kodo

As a quest objective

 * Chen's Empty Keg (3)