While you're away you can let your cats have the run of the place, but if you put out too much food at once hilarity may not ensue. You can make a pretty easy automatic feeder using a glue stick, ...

Freshly mixed rations as and when cattle require them, is claimed to be possible with the new Lely Vector which is a fully automatic feeding system. Food – such as silage, straw, concentrates, blends ...