There are many reasons why a cat poops on the bed. The cat poops on the bed as a form of revenge. If a cat feels neglected or unfairly treated by its owner, it may choose to defecate on the bed as punishment. The litter box is not clean. If the litter box is not cleaned promptly, the cat may choose other places to defecate.

Cats are very loyal animals. As long as the owner raises them carefully, they will treat their owners as family members. Cats are very spiritual animals and know how to observe the mood of the owner. When the owner feels sad, the cat will feel the owner's emotions and come to comfort him. If a cat regards its owner as a family member, it will do some repaying behavior, such as putting the caught mouse on the owner's bedside.