Xavier discover that his trap did work. He captured a wild pig. He keeps taking care of the plantation and takes some time to go and walk around the volcano. But he wonders what he's gonna do with this pig, eat it now or later...
Given enough time, Olivier would've surely domesticated some pigs. Respect to him for his adventure and mental fortitude. He also never did eat that little piglet but he did care for her and feed her. Stand-up man.