It doesn't.<br/><br/>Wild Empathy isn't really related to Diplomacy except that they use the same mechanic to influence attitude (hostile/unfriendly/indifferent/friendly/helpful) by one or more brackets with a good enough check.<br/>Wild Empathy isn't a skill, but it uses the d20 base mechanic with a modifier of Class Level+Charisma mod vs the DC's listed in the Diplomacy table.<br/><br/>