Preventing the spread of invasive species is important to protect and restore New York's healthy ecosystems. Some invasive species can move around on their own by flying, swimming, or spreading their seeds or spores. Many invasive species, however, are moved around by people and can hitch a ride on everything from our cars, to shoes, pets, and recreational equipment. Help prevent the spread of invasive species by learning how invasive species can be spread and simple steps you can take.