Halloween brings out familiar symbols like witches, jack-o’-lanterns and black cats. But the season also beckons a more macabre figure lurking inside homes, classrooms and front lawns—the skeleton.

Halloween has arrived at Starbucks. Along with sipping on pumpkin spice lattes, you can now pick up one of Starbucks’ Halloween cups to get you into the spooky spirit. This year’s collection includes ...