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."
European fire ant impacts forest ecosystems by helping alien plants spread
An invasive ant species that has become increasingly abundant in eastern North America not only takes over yards and delivers a nasty sting, it's helping the spread of an invasive plant species. The ants ...
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.
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 ...
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 ...
Lionfish characteristics make them more 'terminator' than predator
New research on the predatory nature of red lionfish, the invasive Pacific Ocean species that is decimating native fish populations in parts of the Caribbean Sea and Atlantic Ocean, seems to indicate that ...
Sixth-grader proves invasive species of ocean fish can thrive in low saline water
New potential way to control spread of insect-borne disease
A cross-disciplinary team is calling for public discussion about a potential new way to solve longstanding global ecological problems by using an emerging technology called "gene drives." The advance could ...
Not at home on the range
A new study on parasites that infect a marine snail suggests that though hosts might expand their geographical range, the parasites don't always follow.
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 ...
Water samples teeming with information: Emerging techniques for environmental monitoring
Environmental policy must respond to ever-changing conditions on the ground and in the water, but doing so requires a constant flow of information about the living world.
Pygmy shrew population in Ireland threatened by invasion of greater white-toothed shrew
An invading species of shrew first discovered in Ireland in the pellets of barn owls and kestrels in 2007 is spreading across the landscape at a rate of more than five kilometres a year, according to findings ...
Scientists warn of tourism threat to Antarctica
Antarctic scientists warned Wednesday that a surge in tourists visiting the frozen continent and new roads and runways built to service research facilities were threatening its fragile environment.