Assuming you mean hengeyokai, that's not exactly what I'm going for. I'm not suggesting mutant animals like the tmnt. I'm suggesting animals that are typical animals, except that they have intelligence on par with humans. Perhaps with a few look the other way elements as it relates to manipulating objects.
For stats, I'm proposing using this rule:
http://www.d20srd.org/srd/mons...yScoresforMonsterPCs with the exception that intelligence score is rolled normally.