The Reckless Search and Discovery of the Irukandji Jellyfish
For thousands of years, Australians have avoided swimming off the northern coast between November and May because of Irukandji syndrome. It's the sting of a creature then unknown, which leads to prolonged pain so severe...
https://www.neatorama.com/2022/08/03/The-Reckless-Search-and-Discovery-of-the-Irukandji-Jellyfish/