July 16, 2013 — Beginning with early colonists who landed in the New World loaded with dreams, grit and perhaps the continent's first alien forest pests, and continuing today with the expansion of global trade, the northeastern United States has been ground zero for damaging non-native forest pe ...
Tony Martin doesn’t look like someone capable of killing millions of rats and mice. The mild-mannered zoologist normally spends his time teaching animal conservation at the University of Dundee in Scotland.
"Alien" species - also known as "non-natives" - are plants and animals living in an area that they are not normally found in, having either been deliberately or accidentally introduced by man.
Named after the Roman hero Hercules, Heracleum mantegazzianum captures attention with its impressive foliage: huge, sharply lobed leaves; hollow, hairy, purple-splotched stems, four inches in diameter; and towering umbrella-shaped white flowers that bloom in late spring.
Researchers from Macquarie University and the University of Canberra have developed an assessment scheme that allows them to look into the future to see which exotic plants might become tomorrow's problematic invaders.
Alien invasive plants that strangle out South Africa’s natural flora have been the target of teams of weed controllers for exactly one century this year.
May 17, 2013 — For decades, ecologists have assumed the worst invasive species -- such as brown tree snakes and kudzu -- have an "away-field advantage."
AUSTIN, Texas, May 16 (UPI) -- Invasive "crazy ants" displacing native fire ants across the southeastern United States could have dramatic effects on the region's ecosystem, researchers say
German researchers have discovered the biological keys to the success of an invasive species, wreaking havoc across Europe and the US,
May 15, 2013 — African frogs, originally imported for early 20th century pregnancy tests, carried a deadly amphibian disease to the U.S., according to a new study published today in the journal PLOS ONE.
'iRecord Ladybirds' a free mobile phone app is launched today to help monitor the impact of the invasive Harlequin ladybird on the UK's native ladybird species. The app was produced by scientists at the Centre for Ecology & Hydrology working with the Nature Locator team at the University of Bristol.
Buckthorn, listed as an invasive species in the US, is understood to release a chemical into the environment that reduces successful hatching
Scientists have developed the first global model that analyses the routes taken by marine invasive species.
SHIMLA: Himachal Pradesh's forest department is engaged in a massive project to remove lantana, an exotic flowering shrub that threatens the state's biodiversity, and re-greening the hills with fast-growing native flora, foresters said.
South Florida is battling a growing infestation of the giant African land snail.
HAVANA, Apr 11 (IPS) - Botanist Ramona Oviedo has spent decades combing the countryside in Cuba to study and curb the spread of invasive plant species, a serious problem that has been aggravated by climate change.
As part of efforts to mitigate the threat of invasive alien species in the Caribbean, the Government has allocated some $41 million to the project.
A recent survey of the Himachal Pradesh Forest Department has pointed out that the deadly weed Lantana, called Phool Lakri in local parlance, has affected the mountain bio-diversity in more than 1,800 sq km of forest lands in the State.
SOUTH BEND, Ind., April 4 (UPI) -- Asian carp DNA is not widespread in the Great Lakes basin, despite fears the invasive species could eventually proliferate in those waters, researchers say.
Apr. 3, 2013 — Ecologists are wary of non-native species, but along the shores of Cape Cod where grass-eating crabs have been running amok and destroying the marsh, an invasion of a predatory green crabs has helped turn back the tide in favor of the grass.
Mar. 26, 2013 — Increasing tourism and the spread of marine invasive non-native species is threatening the unique plant and marine life around the Galapagos Islands.
Malta has become inured to the curse of creeping urban development that has destroyed so much of its natural landscapes and environment.
Mar. 15, 2013 — Humans aren't the only species with a sweet tooth. Research from North Carolina State University shows that the invasive spotted-wing vinegar fly (Drosophila suzukii) also prefers sweet, soft fruit -- giving us new insight into a species that has spread across the United States o ...
Mar. 12, 2013 — Dog-strangling vine (Vincetoxicum rossicum) is an exotic plant originating from the Ukraine and southeastern Russia that is becoming increasingly invasive in southern Ontario, Canada
The tadpoles of Australia's native frogs can outcompete invasive toads, scientists say.
Mar. 5, 2013 — In order to build and maintain cells, DNA is copied into ribonucleic acid (RNA) molecules, also called transcripts. Transcripts are often like a recipe for making proteins, and a collection of all the transcripts in a cell is called a transcriptome.
HONOLULU, March 5 (UPI) -- The U.S. Department of Agriculture has a plan to get rid of invasive brown tree snakes on Guam -- poisoned mice.
When Pliny complained of rabbits destroying the Balearic Island environment, he was even then not alone. The ancient Romans probably spread many more of their favourite foods around Europe, Asia and Africa. Wine, for a start!
From tiger mosquitoes to ragweed, more than 10,000 invasive species are putting increasing pressure on the natural world
MIAMI, Feb. 10 (UPI) -- The monthlong Florida Everglades python hunt produced only about 50 of the big snakes but experts say the information they'll provide will be "unbelievable."
Mediterranean mussel threatens lobster beds on which Tristan da Cunha depends for 80% of its income
As Turkey raises and releases thousands of non-native helmeted guineafowl (Numida meleagris) to eat ticks that carry the deadly Crimean-Congo hemorrhagic fever virus, new research suggests guineafowl actually eat few ticks, carry the parasites on their feathers, and further spread the disease.
Feb. 1, 2013 — The population of Yelkouan Shearwater of the French island of Le Levant is seriously under threat due to the invasion of feral cats, according to a French and Spanish joint study. The archipelago is home to the main colonies of this species.
Five species of invasive non-native aquatic plants are to be banned from sale, the UK government has announced.
Jan. 17, 2013 — In Missouri forests, dense thickets of invasive honeysuckle decrease the light available to other plants, hog the attention of pollinators, and offer nutrient-stingy berries to migrating birds.
TORONTO, Jan. 16 (UPI) -- Given enough time, invasive plant species will eliminate native plants growing in the wild, despite recent reports to the contrary, Canadian researchers say.
A Scots loch has seen its biodiversity virtually wiped out by an "invasive alien species", according to an MSP.
Burmese pythons are out-competing native species in Florida's Everglades National Park. Officials have asked locals to help them hunt the troublesome invader. Hundreds have signed up for the month-long challenge.
Two things are thought to be crucial for evolutionary adaptation: genetic diversity and long periods of time, in which advantageous mutations accumulate.
Jan. 8, 2013 — Foreign invaders such as pythons and lionfish are not the only threats to Florida's natural habitat. The native Carolina Willow is also starting to strangle portions of the St. Johns River.
Jan. 7, 2013 — First detected in the United States a decade ago, the brown marmorated stink bug (BMSB) is now in at least 39 states, is wreaking havoc in homes and gardens, and is a major economic threat to orchard fruits, garden vegetables and row crops.
BIRMINGHAM, England, Dec. 18 (UPI) -- An invasive species, a tiny insect, has the potential to drastically alter Antarctic ecosystems isolated for millions of years, British researchers say.
Dec. 18, 2012 — The future landscape of the American Midwest could look a lot like the past -- covered in native grasslands rather than agricultural crops.
ScienceDaily (Dec. 5, 2012) — An invasive grass species may be one reason fires are bigger and more frequent in certain regions of the western United States, according to a team of researchers.
ScienceDaily (Dec. 4, 2012) — The effort to stop the irreversible spread of foxes in Tasmania is at a critical stage with many native species at risk of extinction, new research by University of Canberra ecologists and their collaborators published in the British Ecological Society’s Journal of ...
The largest animal eradication project the world has ever seen is set for its next phase.
Most Namibian farmers regard the Prosopis as an alien invasive plant species. But according to a recent study undertaken by 10 local experts, the revenue potential from harvesting 5 percent of Prosopis pods at the current density was calculated at N$7 million per annum in the Auob Basin and N$1 ...
The unique bird and reptile species that make the Galapagos Islands a treasure for scientists and tourists must be preserved, Ecuadorean authorities say – and that means the rats must die, hundreds of millions of them.
Asian hornets are at "the gates of Paris" as the dangerous, bee-killing invaders sweep through France towards Britain, experts have warned.
HOUSTON, Oct. 31 (UPI) -- A plant being eyed as a renewable fuel source has a dark side, choking native plants, clogging rivers and streams and draining wetlands, U.S. scientists say.