invasive species
Invasive Tick Species Spreads in Eastern US
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
Snaking Over
The Scientist Staff | Jul 1, 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
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
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
Image of the Day: Suckers
The Scientist Staff, 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
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
Image of the Day: The Last Sloth
The Scientist Staff, 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
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.
Fire Ant Rafts
Fire Ant Rafts
The Scientist Staff | Oct 31, 2017
The invasive insects weathered extreme climatic conditions by banding together and riding out Hurricane Harvey's flood waters.
Check Out This 3-D Interactive Fire Ant Model
Check Out This 3-D Interactive Fire Ant Model
The Scientist Staff | Oct 30, 2017
Explore the many facets of this invasive species.