bars

My Bercy(~9mo) chews on the bars of his cage like it is his life’s purpose. When I say 24/7, I mean 24/7. I have no idea what to do. He has a consistent feeding schedule every day, gets plenty of his vegetables, a serving of pellets, hay at all times, filtered water at all times. He has 2...

So recently my pigs have been chewing their cage bars when I walk into to the room. They only do this because they are hungry and want my attention, (I am positive because they don't do it when I'm not in the room. It's not because of boredom. When I turn off the light they instantly stop) but I...