Clock Gene Expression in Eel Retina and Hypothalamus: Response to Photoperiod and Moonlight. - Hyeon, Ji‐Yeon; Byun, Jun‐Hwan; Kim, Byeong‐Hoon; Hettiarachchi, Sachithra Amarin; Han, Jeonghoon; Choi, Young‐Ung; Noh, Choong‐Hwan; Takeuchi, Yuki; Choi, Soo‐Youn; Park, Jong‐Eun; Hur, Sung‐Pyo (Journal of Experimental Zoology: Part A Ecological & Integrative Physiology, 2025)