It's really not uncommon at all. That was just the first article that popped up on a Google search. Here's the second:
https://www.vice.com/en/article/gyzbgq/pigs-are-eating-las-vegas-casino-leftovers-and-its-saving-the-damn-planet
It's really not uncommon at all. That was just the first article that popped up on a Google search. Here's the second:
https://www.vice.com/en/article/gyzbgq/pigs-are-eating-las-vegas-casino-leftovers-and-its-saving-the-damn-planet