Recently, Beckylee Rawls and her husband went tidepooling in Okinawa, Japan, where they live While exploring the pools, the project manager noticed something unusual: the top of a beautiful shell.

I wasn’t expecting greatness today, but nature delivered. This shell was sitting in the sand like it was posing for a photoshoot. I picked it up and immediately felt like I’d discovered treasure. It’s ...

She found a “cone snail,” a highly venomous species capable of causing anything from paralysis to death. An urban legend even nicknames this mollusk the “cigarette snail.” According to the legend, if ...