Cows, also known as cattle, are livestock raised for dairy products, meat, leather and as working animals. Some countries use cows in religious ceremonies and in India they are treated as sacred. There are estimated to be over 1 million cows in the world today.
In February of 2009, National Geographic reported that cows in northern Spain were being threatened by a growing wolf population, thus prompting Mastiff's being brought in to protect them.National Geographic: Video: Mastiffs Enlisted to Save Cows (February 21, 2009)