Joro spiders likely to spread beyond the state of Georgia, could colonize the entire EastCoast universityofga
The bright yellow, blue-black and red spiders' golden webs will be all over power lines, in trees around town and even on your front porch come summer.first arrived stateside around 2013 and has since spread across the state and Southeast. But new research from the University of Georgia suggests the invasive arachnids could spread through most of the Eastern Seaboard of the U.S.
A caterpillar finds itself caught in a Joro spider’s web. Credit: Davis et al, Physiological evaluation of newly invasive jorō spiders in the southeastern USA compared to their naturalized cousin, Trichonephila clavipes,High metabolism, heart rate and ability to withstand cold may help Joros spread, the study contrasts the Joro spider with its relative, the golden silk spider, which first moved to the Southeast from the tropics around 160 years ago.
The study found that despite their similarities, the Joro spider has about double the metabolism of its relative, has a 77% higher "Just by looking at that, it looks like the Joros could probably survive throughout most of the Eastern Seaboard here, which is pretty sobering," Davis said.
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