Enjoy the fun action as four animal heads peek back and forth through windows as car moves around the track. Each car will have one of four different animal types: Horses, Cows, Llamas, or Reindeer. Stock Cars, sometimes referred to as a cattle car, are a type of rolling stock used to carry livestock to market. A traditional stock resembles a box car with louvered sides to provide ventilation. Bachmann Animated Stock Cars come in a variety of colors and road names.