There are no natural behaviours prevented by farming. Bearing in mind that these are, in any case, animals intended for human consumption, chickens are nevertheless the best cared for and managed animals of any animal bred for that purpose. If anything, we could observe how companion animals live, confined in spaces unnatural to them, fed disproportionately, adorned according to fashion, shredded for aesthetic reasons dictated by their owners or to prevent them from breeding except when they are deemed to belong to a pedigree worthy of attention in order to reproduce.
