Milo, Durra, and Dura are all varieties of sorghum, a cereal grain that is native to Africa and is now grown in many parts of the world. Milo is a type of sorghum that is used for animal feed, while Durra and Dura are both types of sorghum that are used for human consumption. Durra is a type of sorghum that is used to make flour, while Dura is a type of sorghum that is used to make porridge.