Byram, J., and Nickerson Max. 2012. “Effects of Nitrogen Ammonia and MS-222 on Xenopus Laevis Development, Growth, and Foraging Behavior”. Sarah Fazenbaker Journal 51 (4):217-26. https://ojs33.pkpschool.publicknowledgeproject.org/index.php/sfj/article/view/flmnh-Vol51-No4-pp217-226.