The villagers would behave as Mammoth Clansmen. That way, they'll be able to fool the Boar King the best. And obviously, thanks to the influence of the Secondary Nature of Internal Inertial Gravity, most of Inala's Empyrean Zingers tethered on the verge of insanity, barely able to keep themselves in check.
He made them act as they pleased, which meant they lived and behaved like Empyrean Tusks, obviously using the effects of Internal Inertial Gravity to do their things. When the Boar King observes them from afar, he will notice their actions.
Seeing them use Internal Inertial Gravity on such a large scale would further reinforce the idea of the babies born in the village being Empyrean Tusks. He would assume this village to have formed after the Mammoth Clansmen from some of the Empyrean Tusks he had killed escaped.