If you aren’t one of the 5 million people who’ve watched a 9-second video of a bizarre purple worm vomit a milky living tree all over a random man’s hand (perhaps in Thailand, judging from ...

Jellyfish are brainless, boneless, eyeless creatures that are 95% water. Despite this simplicity, however, they’ve withstood ...

The red worms make their way into the eggs, ready to eat the jelly-like matrix. Their work makes it easier for the baby squid to hatch. Photograph By Jules Jacobs Males, sometimes several of them ...