An elderly couple has died after eating poisonous pufferfish in Malaysia, prompting an appeal from their daughter for stronger laws to prevent others from suffering the same fate. Ng Chuan Sing and his wife Lim Siew Guan, both in their early 80s, unknowingly purchased at least two pufferfish from an online vendor on March 25, said authorities in the southern state of Johor. “Information on pufferfish has also been posted on the Health Ministry’s Food Safety and Quality Facebook page,” Ling said