Cattle (colloquially cows) are the most common type of large domesticated ungulates. They are a prominent modern member of the subfamily Bovinae, are the most widespread species of the genus Bos, and are most commonly classified collectively as Bos primigenius. Cattle are raised as livestock for meat (beef and veal), as dairy animals for milk and other dairy products, and as draft animals (oxen or bullocks) (pulling carts, plows and the like). Other products include leather and dung for manure or fuel. In some countries, such as India, cattle are sacred. From as few as 80 progenitors domesticated in southeast Turkey about 10,500 years ago, an estimated 1.3 billion cattle are in the world today. In 2009, cattle became the first livestock animal to have a fully mapped genome.
Americans love hamburgers – probably too much. The average American eats 3 hamburgers a week – do the math, and that’s over 48 billion hamburgers per year – in the US alone! Furthermore, even though hamburgers are cheap, what you don’t pay at the counter is charged in other ways: on your body, your health, [...]