A brain-invading worm spread by rats and snails is making inroads into the United States. A study this week seems to show the ...

A neurological disease spread by rats and other animals may have become established in San Diego County.

A gruesome worm that lives in freshwater snails but can infect humans is on the rise in European holiday hotspots, experts have warned. Separate data, seen by MailOnline, also shows the number of ...

Researchers in Tunisia found the largest “worm lizard” that has ever lived with a feeding strategy that has remained consistent for millions of years. The recently identified Terastiodontosaurus ...

An invasive, dog-killing parasite is now lurking in Southern California. In new research this week, scientists say they’ve confirmed the newfound spread of the flatworm Heterobilharzia americana to ...

The natural world is always fascinating, with millions of unique species for us to explore and research. But now and again, nature presents us with something so strange that it is, frankly, bizarre.