Q. You often write about bizarre plants and animals. A few years ago, you wrote about some kind of odd invasive flatworm that eats earthworms. What was it, and is it dangerous to humans? If we find ...

Flatworms, also known as planarians, prefer a quiet, dark spot. So you don’t expect to find them baking in the glare of the media spotlight aimed by news outlets like CNN and NBC. That recent focus is ...

Scientists hiking a forest trail in Chile found a “giant” flatworm eating an invasive species in a first-of-its-kind sighting, a study said. Screengrab from Walk the South’s YouTube video While ...

Three dogs are fighting outdoor. Dogs scare each other in an aggressive behavior in garden outdoor.© Take Photo/Shutterstock.com Invasive species are a threat to biodiversity, causing damage to local ...