Horse Meat Source

The government is rounding up wild horses across the United States. Yes, wild horses roam free in the wilderness and they are called mustangs. They have done nothing wrong and they don't hurt the landscape. They simply are beautiful creatures that the government feeds to dogs and the other unsuspecting citizens!

mustanging (uncountable). (US) The hunting of mustangs (wild horses), either for military use or for slaughter as pet food. (Wikipedia)