For the reasons you are wanting a chicken, they are not the right animal for you. Chickens are farm animals, livestock. They are meant to live outside with a flock all day. All chickens will poop everywhere, all the time, and likely won’t sit on your lap for very long. Yes, chickens can be cuddly, but most wouldn’t be content sitting still all day. Chickens should never be kept in rabbit cages, especially if you mean this kind:
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If you really want a chicken, get a few hens and coop
outside.