Actress Pamela Anderson, who has been a vegetarian and PETA supporter for decades, was appalled when a gusty reporter pulled a chicken drumstick out of his shorts and began eating it during a press conference in Australia recently. The ex-Playboy Playmate was holding interviews with several journalists in Sydney earlier this week to promote her E! Channel reality show, ” Pam: Girl on the Loose .” Before the drumstick incident occurred, the reporter pulled down his pants, revealing bright red underwear, and asked the actress/model for her autograph. After Anderson agreed and placed her John Hancock on his unmentionables, the reporter proceeded to not only reveal the chicken drumstick, but…