In his seminal 1949 guide A Sand County Almanac, American naturalist Aldo Leopold warned of the perils of cheatgrass—a tall and furry invasive plant that originated in Europe and Asia. Currently cheatgrass outcompetes indigenous species throughout large swaths of the western U.S., displacing sagebrush steppe grasses and threatening grain and […]
Invasive
In the absence of genetic variation, asexual invasive species find new methods of adapting to their environment — ScienceDaily
Without having the positive aspects of evolutionary genetic variation that accompany meiotic reproduction, how does an asexual invasive species adapt in excess of time to a new ecosystem to endure? In all-female weevil species that develop only female offspring from unfertilized eggs, the insects’ survival methods have led to the […]
How You Can Help Stop Invasive Spotted Lanternflies
Since it was 1st noticed in Berks County, Pennsylvania, in 2014, the spotted lanternfly—a a single-inch-extended plant hopper that resembles a moth and is native to components of Southeast Asia—has been wreaking havoc on East Coast lumber, tree fruit and wine industries. It has distribute to at minimum 26 Pennsylvania […]