You can channel the power of nature to gain mastery over animal creatures.
Animal Defiance, ability to cast speak with animals and animal friendship
You can rebuke or command animals as an evil cleric rebukes undead. To command an animal, must be able to speak with it via a speak with animals effect, though you may issue your commands mentally if desired. The number of times per day that you can this ability is equal to 3 + your Charisma modifier. Your highest divine caster level is the level at which you rebuke animals.
Animals you command through ability count against the HD limit of animals you can befriend through animal friendship.