2023 Missouri Laws 10.170 – State amphibian — North American bullfrog

2022 Missouri Laws 10.170 – State amphibian — North American bullfrog.

2020 Missouri Laws 10.170 – State amphibian — North American bullfrog.

2018 Missouri Laws 10.170 – State amphibian — North American bullfrog.

2016 Missouri Laws 10.170 – State amphibian–North American bullfrog

2015 Missouri Laws 10.170 – State amphibian–North American bullfrog

2014 Missouri Laws 10.170 – State amphibian–North American bullfrog

2013 Missouri Laws 10.170 – State amphibian–North American bullfrog

2009 Missouri Laws 10.170 – State amphibian–North American bullfrog