Add Yahoo as a preferred source to see more of our stories on Google. Three dogs are fighting outdoor. Dogs scare each other in an aggressive behavior in garden outdoor.© Take Photo/Shutterstock.com ...

A new species of flatworm has been found invading the U.S., having already spread across Florida, Georgia and North Carolina. The species, named Amaga pseudobama, was discovered in North Carolina in ...

A type of flatworms, called planarians, can regenerate whole organisms from pieces as small as one-279th of their body. 1 Depending on how these goofy-looking worms were cut, they could even come back ...

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 ...