Alicia Silverstone, an animal rights activist and actress, has just posed nude for PETA’s latest campaign, “Don’t Be a Prick“. The cactus themed campaign emphasizes the importance of wearing vegan leather instead of wearing leather made from the hide of animals. Peta’s “DON’T BE A PRICK” tells viewers to “Wear Vegan. Buy cactus, mushroom or apple leather instead!” Alicia Silverstone, …