The blue ring octopus is a small animal with a lethal secret. Though small, this poisonous creature carries a powerful toxin that can kill a human being within minutes. What is even more frightening ...

In June 2024 and for years, rumors have spread that a very small, beautiful octopus covered in blue rings has enough venom to kill 26 adults within minutes: The neurotoxin causes progressive paralysis ...

Forbes contributors publish independent expert analyses and insights. I write about biodiversity and the hidden quirks of the natural world. Go diving into the intertidal waters of the Great Barrier ...