The marbled crayfish did not exist 25 years ago, but it now numbers in millions. Genome sequencing revealed that the species descended from a single mutant crayfish with an extra DNA.
Animals February 6, 2018
Almost 300 non-native sea creatures have landed in North American and Hawaiian coasts since the 2011 Japan earthquake and tsunami. Their survival was largely aided by plastic wastes in the ocean.
Earth/Environment September 29, 2017
A new worm-snail species has been described just off the Florida Keys. The invertebrate that reminded researchers of Spider-Man could pose a serious threat to its surrounding environment.
Animals April 11, 2017
Despite its good intentions, Cheerios' Bring Back the Bees campaign may actually be dangerous to some local ecosystems. An ecologist explains why it may not be a good idea to plant the wildflower seeds distributed by General Mills.
Earth/Environment March 19, 2017
Montana is trying a new strategy to deal with zebra and quagga mussels. The state has trained dogs to detect the presence of these invasive species.
Animals November 13, 2016
The U.S. Fish and Wildlife Service designated 49 species of animals and plants to endangered status. Of these, 48 are endemic to Hawaii including the seven species of yellow-faced bees.
Animals October 4, 2016
The seemingly harmless pet goldfish thrown into wild bodies of water like lakes can turn into enourmous pests. They become invasive species that can pose a threat to the ecosystem.
Animals August 18, 2016
The South American pacu fish, a vegetarian relative of the piranha, is not native to Michigan lakes. How did it get to the state's bodies of water?
Animals August 13, 2016
New Zealand has officially waged war against invasive predators like possums and rats, vowing to eliminate them entirely by 2050.
Animals July 25, 2016
New research suggests that the Mediterranean Sea is being threatened by invasive species of deadly lionfish. The invasion is spurred by warming waters and the widening of the Suez Canal.
Animals June 29, 2016
A new CSIRO study has found that rich countries, such as the United States and China, may be playing a key role in helping spread invasive species. Among those at high risk for such invasions are countries in sub-Saharan Africa.
Earth/Environment June 22, 2016
A non-native, invasive fish species with human-like teeth was recently pulled out of a pond in San Francisco. How do invasive species such as this affect ecosystems?
Animals June 2, 2016
Nile crocodiles have been found in Florida's Everglades, and they could soon develop into the top predator in the region, biologists fear. How dangerous are these man-eating reptiles?
Animals May 21, 2016
The first assessment of the world's flora or plant species has found that 21 percent of plants are at risk of extinction. The silver lining, however, is that new species are being discovered every year.
Earth/Environment May 10, 2016
Invasive carp in Australia are being targeted by the government there, attacking the fish with herpes. Is introducing that virus in wild waterways really safe?
Earth/Environment May 3, 2016
Ancient settlers in South America have spread like invasive species. The population surged dramatically but crashed after they have depleted the area's natural resources.
Animals April 8, 2016
The rapid spread of the Harlequin Ladybirds across the world has inspired researchers and biologists to study the process of invasion on a global scale.
Earth/Environment April 2, 2016
Invasive species may cause greater damage than once believed, measured in financial terms, according to a new study. Meet the spiny water flea, and learn how this insect is wrecking lakes and local economies.
Earth/Environment March 23, 2016
Scientists and ecologists tackled innovative ways to stem the spread of invasive species. These species caused about $1.4 trillion worth of environmental and economic losses.
Animals February 4, 2016
Parasitic, jawless vertebrates, lampreys prey on fish, causing enormous economic and ecological damage to the Great Lakes area. To help combat the problem, the EPA registered a lamprey mating pheromone for use as a biopesticide.
Earth/Environment January 7, 2016
If Asian carp reach Lake Erie, they could eventually make up a third of the total weight there, researchers predict. Native species like walleye and trout could decline, they say.
January 5, 2016
Wildlife experts in Zhejiang, China have expressed concern about the release of thousands of hairy crabs into the local Qiantang River, which could result in the disruption of migratory patterns for other aquatic animals. Reports said an unidentified man bought the crustaceans from a market in the city of Hangzhou.
Earth/Environment November 23, 2015
An invasive fish that can destroy the habitat of native species and outcompete them for food is getting closer to the Great Lakes, experts say. If they get there, they could threaten the lakes' fishing industry, which is worth billions, they add.
Earth/Environment November 3, 2015
The Department of Agriculture of Minnesota reports that specimens of emerald ash borers have been found in ash trees located in Duluth's Park Point. These highly destructive beetle species now threatens thousands of boulevard trees and millions of acres of ash trees in the area.
Earth/Environment October 26, 2015
Crabs that haven't been in Antarctic waters for millions of years could return to wreak havoc because of global warming, researchers say. King crabs could have devastating effects on soft-bodied inhabitants of Antarctic waters, they warn.
Earth/Environment September 29, 2015
The Pink Salmon is naturally found in Alaska and Canada but there have been several sightings of this species in UK waters. The presence of this invasive species of fish threatens Britain's native salmon, which is currently not doing well in terms of population.
Earth/Environment September 25, 2015
Two Chinese softshell turtles were spotted at Wollaston Beach suggesting that somebody might be releasing the animal into local waters. The potentially invasive species could carry disease, compete with native turtles and other animals for food.
Animals September 14, 2015
Quagga mussels are increasingly invading the lakes in the West. To help halt it spread, Lake Havasu has decided to offer free decontamination services to all boat owners.
Earth/Environment August 25, 2015
Florida has a big snail problem. The African land snail population is growing, so state officials have to act fast and effectively to eradicate the snails.
Earth/Environment August 7, 2015
Authorities in Florida are concerned about the invasion of the plant- and rat feces-eating giant African snails, which reproduce quickly and pose a growing threat to agriculture.
Earth/Environment August 4, 2015
The invasion of the emerald ash borer beetle has caused authorities in New Jersey to become increasingly worried over the state's environmental condition.
Earth/Environment July 9, 2015
Zebra mussels were found in a lake in Minnesota, authorities confirmed. The Department of Natural Resources will conduct further investigations but has advised the public of the correct steps to follow should they encounter the invasive species.
Earth/Environment July 7, 2015
Ron Rossi’s weekend fishing trip with his family took a turn for the strange when they caught a fish native to the Amazon with teeth like those of a human.
Earth/Environment June 27, 2015
Your pet goldfish may be small and cute, but in Canada where they released the goldfish into open waters, they have turned into giant monsters.
Earth/Environment June 27, 2015
A flatworm included on the "100 Worst Invasive Species" list has been detected in Florida. Considered a threat to native species, the invader is sparking fears that it could spread throughout the country.
June 23, 2015
Symbiodinium trenchii, an invasive species of algae from the Indo-Pacific, helps coral withstand heat but it also reduces the rate of calcification through which coral reefs are built.
June 4, 2015
Officials from Washington's fish and wildlife department warn that debris from the tsunami disaster in Japan continue to be washed ashore in the United States. They believe some of these objects contain different invasive species that could pose a potential threat to the environment.
Earth/Environment June 2, 2015
Climate change and emissions from fossil fuels could create 'perfect storm' for the spread of ragweed and its allergy-provoking pollen. The U.S. native, now an invasive plant in Europe, could spread to much of northern Europe by 2050, researchers predict.
May 26, 2015
Efforts to eliminate zebra mussels in Christmas lake appeared to have worked, but 10 of this invasive species have been found lurking outside the treated area.
Earth/Environment May 25, 2015
Since 2004, the harlequin ladybird has been making its way across the UK. Today, it earns the title of being the fastest invading species in the country, endangering at least seven species of its kind.
Earth/Environment May 22, 2015
In tag team fashion, drones and dogs are being used to track down a fungus that could wipe out Florida's avocado trees and potentially move west and cripple California's farms as well, which would be devastating to the state's economic base and for avocado lovers nationwide.
Business April 29, 2015
Researchers have conducted the most extensive tracking study of Burmese pythons to date. Knowledge of their habitats and range may help control the spread of the invasive species.
Animals April 28, 2015
Darwin and Neville are a pair of dogs from Texas with new jobs - finding invasive snails. The pair may be at the forefront of a new environmental movement: This is the story why.
Earth/Environment April 24, 2015
Nile monitor lizards, an invasive species, are attacking house pets in Florida. What is being done to address the problem?
Geek April 12, 2015
Four years after a massive tsunami hit Japan, debris from the country are still being discovered, one of which is the hull of a fiberglass boat. Aside from trash, debris also usually introduce potentially invasive species to the ecosystem.
Earth/Environment April 10, 2015