Talk about canine instincts! The Jacob Black actor cozies up to one of his own at the Los Angeles premiere of Twilight's final installment. Think his red carpet date, who seems to belong to a fan, will inspire the on-screen werewolf to take home a pooch one of these days? "I'm obsessed," he's already said of his costars' pooch Bear, and he even posed with another furry fan, a military dog, at the same premiere.