A ravenous flatworm is such a dangerous predator that it can even attack and kill a spider perched on its web, a first-of-its-kind observation shows. In February 2014, João Cardoso – now at the ...
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 ...