An aerial view of the Tetiaroa Atoll in the Pacific Ocean.
Science Snapshot: Reversing an Invasion of Paradise
After years of work, conservationists have successfully eliminated two invasive rat species from the Tetiaroa Atoll in French Polynesia.
Science Snapshot: Reversing an Invasion of Paradise
Science Snapshot: Reversing an Invasion of Paradise

After years of work, conservationists have successfully eliminated two invasive rat species from the Tetiaroa Atoll in French Polynesia.

After years of work, conservationists have successfully eliminated two invasive rat species from the Tetiaroa Atoll in French Polynesia.

invasive species
large brown moth
Science Snapshot: Insect Resurrection
Lisa Winter | May 20, 2022
The potentially-invasive moth hasn’t been seen in a century.
Invasive <em>Phragmites australis</em> in North Carolina's Alligator River National Wildlife Refuge
Genome Spotlight: Common Reed (Phragmites australis)
Christie Wilcox | Dec 23, 2021
The first reference-quality genome for this grass species could aid managers in understanding and eradicating this highly invasive plant.
A ship off the coast of Antarctica approaches a beach
Q&A: How to Keep Antarctica Safe from Invasive Species
Dan Robitzski | Nov 23, 2021
The Scientist spoke with University of Wollongong ecologist Dana Bergstrom about protecting the continent’s native plants and animals in the face of climate change and a growing human presence.
Mice Plague Eastern Australia in Record Numbers
Bianca Nogrady | Jul 12, 2021
A population explosion that began late last year has yet to abate. Meanwhile, researchers are exploring novel approaches to combat the nonnative species.
Bald Eagle Killer Identified
Abby Olena | Mar 25, 2021
After a nearly 30-year hunt, researchers have shown that a neurotoxin generated by cyanobacteria on invasive plants is responsible for eagle and waterbird deaths from vacuolar myelinopathy.
an Aedes scapulari mosquito
Disease-Carrying Mosquito Species Returns to Florida
Shawna Williams | Mar 17, 2021
Aedes scapularis is already established on the peninsula, and researchers predict that its population will continue to spread.
Trump Administration Drops Two Advisory Boards on Environment
Emily Makowski | Oct 2, 2019
Two panels devoted to reviewing/recommending policy on marine protected areas and invasive species were eliminated.
The sponge Mycale grandis overgrowing coral on the reef in K?ne?ohe Bay
Image of the Day: Cooperative Sponges
Nicoletta Lanese | Aug 15, 2019
Mycale grandis teams up with microbes housed inside it to gather nutrients.
silver carp swimming in the fox river near lake michigan
Invasive Carp Could Spread Across Lake Michigan on Detritus Diet
Nicoletta Lanese | Aug 14, 2019
The fish’s undiscerning palate might make more of the lake habitable to the species than once thought, according to a new study.
New Global Trade Route Could Shuttle Invasive Species
K.V. Venkatasubramanian | Feb 19, 2019
China’s ongoing Belt and Road Initiative passes through areas that are already at risk of swapping organisms.
US Government Shutdown’s Effects on Science Ripple Overseas
Catherine Offord | Jan 30, 2019
From canceled conferences to delayed publications, fallout of the shutdown spread beyond US borders, prompting concerns about long-term damage to international collaboration.
Invasive Tick Species Spreads in Eastern US
Shawna Williams | Aug 7, 2018
The Asian longhorned tick, first found in the country last year, is now present in several states.
Snaking Over
The Scientist Staff | Jun 30, 2018
See how the tiny island of Guam became overrun with brown treesnakes, and learn what biologists are doing to try to eradicate the invasive species.
Image of the Day: That Toad Is Poison
Sukanya Charuchandra | Jun 5, 2018
The introduction of the poisonous Duttaphrynus melanostictus into Madagascar could be fatally risky for the island’s native predators.
Pinpointing the Origin of Marbled Crayfish Clones
Diana Kwon | May 1, 2018
Research suggests that the invasive, all-female Procambarus virginalis originated in a German aquarium back in the 1990s.
Image of the Day: Suckers
The Scientist Staff and The Scientist Staff | Apr 10, 2018
A recently expanded online database allows researchers and the public to share and view videos of sea lampreys.
Paradise Regained: How the Palmyra Atoll Got Rid of Invasive Mosquitoes
Ruth Williams | Feb 28, 2018
The elimination of the biting pests was an added bonus after researchers unleashed a rat-eradication endeavor on the tiny islands.  
Image of the Day: The Last Sloth
The Scientist Staff and The Scientist Staff | Nov 16, 2017
An artist’s impression suggests what the Caribbean may have looked like before humans arrived. 
Tracking Invasive Fire Ants in Asia
Steve Graff | Nov 1, 2017
These insect transplants have the potential to wreak economic havoc by outcompeting native insects and destroying crops.