Chen, D. and Mastromonaco, G. 2026. Body mass and growth rate of zoo-housed eastern massasauga rattlesnakes Sistrurus catenatus: implications for ex situ conservation programs. Journal of Zoo and Aquarium Research. 14, 2 (Apr. 2026), 66–74. DOI:https://doi.org/10.19227/jzar.v14i2.976.