Nation Animal rights gone too far? California voters will decide on Proposition 12 chicken cage ban November 4, 2018November 6, 2018 Chris Woodyard, USA TODAY Comments Off on Animal rights gone too far? California voters will decide on Proposition 12 chicken cage ban Proposition 12 would mandate that egg-laying chickens no longer be caged. It would also require more space for veal calves and pregnant pigs.