Annika Frasnelly learned there’s a simple way to gain a pig’s affection. “When you feed it, it likes you more,” the 12-year-old Roseburg resident said. “You have to sort of figure out what treats it likes. My pig likes to be brushed. Then you just sit down and talk to it.” Gaining the trust of her 225-pound charge is important, said Annika, who is part of the 4-H club Glengary Livestock. “You have to bond with it before you can start to walk it,” she said. Annika and her 6-month-old pig, Akaya, crowded with other 4-H and FFA members and …