An Australian nurse was holidaying in Bali with her family last week when a red mark she initially thought was sunburn turned out to be something a lot worse. She didn’t think much of it at first but about four days later when she was staying in Kuta and getting ready to fly home, little blisters started to appear. Ms. Moody said she thought perhaps she had “Bali belly” but was feeling “very sick” so the hotel clinic ended up calling a doctor, who said she had come into contact with a venomous insect called the tomcat beetle. She was...