Weeds yet to reach their full potential as invaders after centuries of change
Weeds in the UK are still evolving hundreds of years after their introduction and are unlikely to have yet reached their full potential as invaders, UNSW Australia scientists have discovered.
Feed or weed? New pastures are sowing problems for the future
Weeds cost Australian farmers around A$4 billion every year—and they are likely to do a similar amount of damage to the environment.
Dispersal patterns key to invasive species' success
In 1859 an Australian farmer named Thomas Austin released 24 grey rabbits from Europe into the wild because it "could do little harm and might provide a touch of home, in addition to a spot of hunting."
Florida lizards evolve rapidly, within 15 years and 20 generations
Scientists working on islands in Florida have documented the rapid evolution of a native lizard species—in as little as 15 years—as a result of pressure from an invading lizard species, introduced from ...
Invasive species threaten global biodiversity
Until a few decades ago, there were no beavers in Patagonia. That changed when 20 pairs of the tree-chewing creature were introduced with the hopes of creating a fur industry.
Britain on brink of freshwater species 'invasion' from south east Europe
Five of the most high-risk freshwater invaders from the Ponto-Caspian region around Turkey and Ukraine are now in Britain - including the quagga mussel, confirmed just two weeks ago on 1 October in the Wraysbury ...
City life key to harlequin ladybird invasion
A new paper published in the Journal of Biogeography today concludes that the harlequin ladybird, an invasive alien species first recorded in the UK in 2004, has a preference for urban areas and sunnier habita ...
Melting Arctic opens new passages for invasive species
For the first time in roughly 2 million years, melting Arctic sea ice is connecting the north Pacific and north Atlantic oceans. The newly opened passages leave both coasts and Arctic waters vulnerable to ...
Escargot could follow the dodo, scientists warn
Snails, one of France's signature dishes, could be off the menu if the country fails to stem an invasion by a slimy worm from Southeast Asia, scientists warned on Tuesday.
Kudzu can release soil carbon, accelerate global warming
Clemson University scientists are shedding new light on how invasion by exotic plant species affects the ability of soil to store greenhouse gases. The research could have far-reaching implications for how ...
When eradicating invasive species threatens endangered species recovery
Efforts to eradicate invasive species increasingly occur side by side with programs focused on recovery of endangered ones. But what should resource managers do when the eradication of an invasive species ...
Mathematician models the spread—and prevention—of crime as a wave
(Phys.org)—Crime can happen anywhere, but it usually doesn't. Researchers have noticed that criminal activity seems to be concentrated in self-perpetuating hotspots. Crime leads to more crime. Then, from ...
Python hunt in Everglades nets just 68: organizers
Hundreds of hunters spent a month combing Florida's Everglades for Burmese pythons, in the end capturing and killing 68 of the slithery, invasive reptiles, organizers said.
In whole-lake experiment, have invasive crayfish met their match?
Four years ago, UW-Madison researchers wrapped up a multi-year effort to dramatically reduce the population of a destructive invasive species in a northern Wisconsin lake.