Invasive species constitute the second biggest danger facing the world's biodiversity.
Human behavior is placing at least a third of Earth's species at risk of extinction.
Some plants produce their own herbicides to ward off invaders and protect their turf.
In Florida, there are invasive snails the size of rodents -- and they're wreaking havoc!
New research reveals how many birds are killed by cats each year. The numbers will alarm you!
Researchers at Indiana University Bloomington dig a little deeper into how non-native plant species take over ecosystems.
If you think the Clones on Star Wars were a threat, just wait until you hear about Asian clams.
While we all know that invasive species are particularly hard on native species in the environment, invasive species can have it pretty tough too.
They might seem innocent and lovely in your aquarium, but released into the wild, your plants and fish can knock aquatic ecosystems right out of balance.
Why do invasive species adapt so well to their new environments? Find out on this Moment of Science.