A full bowl, a smaller appetite. When rabbits, guinea pigs and hamsters stop eating. Usually, your rabbit is at the bowl before you’ve finished putting breakfast down. Today, they take a sniff and hop away. You look in the litter box and notice fewer droppings than usual. A guinea pig that usually squeaks for breakfast might leave their hay untouched. A hamster might ignore food during their usual evening activity. If your pet is not eating or eating noticeably less, it's tim