A Most Opportunistic Colonizer
Poa annua is a unique grass species now thriving on every continent—including Antarctica. Wherefore its wanderlust?
The Greening of the Great Basin
The growth of grass in a desert might not seem problematic, but the introduction of invasive species can disrupt plant, animal, and human inhabitants.
Cane Toads, Dung Beetles, and Cork Hats
Predicting the effects of introducing a species into an ecosystem is difficult. Mitigating those effects later is even more so. Just ask Australia.
The True Costs of Invasive Species
The time between species arrival and the onset of management is critical to determining the ultimate cost of an invasive species.
Antarctica Is Warming. Are Invasive Species on the Way?
Algae, crustaceans, and other types of organisms can hitchhike into new ecosystems under the hulls of ships.
Is Your Favorite Tree an Invasive Species?
Some superstar trees in the US are actually invasive to their ecosystems. Blossoming cherry trees, for example.
Can CRISPR Save Tufty Fluffytail?
The native red squirrel population in the UK has been decimated by the encroachment of its American cousin, an invasive species. Could a "gene drive" help?
When a Cultivated Tree Goes Rogue
The Callery pear was meant to help prevent fire blight from destroying the commercial pear industry. Then it became invasive.
A Primer on e-DNA
eDNA is DNA that an animal sloughs off into its environment through feces, shedding, or lost skin. The technology can detect invasive species.
Is Human Mistreatment of Animals Killing Our Planet?
Most people treat animals as tools for improving human lives. But recent reports reveal (mis)treatment of animals is harming the planet as a whole.