Horse teeth age will have between 36 and 44 teeth. All equines are heterodontous, which means that they have different shaped teeth for different purposes. All horses have twelve incisors at the front of the mouth, used primarily for cutting food, most often grass, whilst grazing. They are also used as part of a horse's attack or defence against predators, or as part of establishing social hierarchy within the herd. Immediately behind the front incisors is the interdental space, where no teeth grow from the gums. This is where the bit is placed, if used, when horses are ridden. Behind the interdental
Rooster Teeth were released on the Rooster Teeth website as the beginning of season three. Halfway through season four, Burns announced the cancellation of "Rooster Teeth Shorts" for several new series. However, on April 1, 2013, Rooster Teeth announced "Rooster Teeth Shorts" would return with a fifth season, on the same day, the season premiere episode "Reunion" was released and marked the tenth anniversary of the company. On August 22, 2013, Rooster Teeth released six, six-second mini episodes exclusively through the video sharing service Vine. Six more were published on September 13, 2013. The third set was released on October 11, 2013,