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Enlarge / Engorged Haemaphysalis longicornis female tick. (credit: Commonsource)
Ravenous swarms of cloned ticks have killed a fifth cow in North Carolina by exsanguination—that is, by draining it of blood—the state’s Department of Agriculture and Consumer Services warned this week.
Experts fear that the bloodthirsty throngs, which were first noticed in the United States in 2017, will continue their rampage, siphoning life out of animals and eventually transmitting diseases, potentially deadly ones, to humans.
Just last month, infectious disease researchers in New York reported the first case of the tick species biting a human in the US. The finding was “unsurprising” given the tick’s ferocious nature, according to Dr. Bobbi S. Pritt, director of the Clinical Parasitology Laboratory in Mayo Clinic. And it’s “extremely worrisome for several reasons,” she wrote in a commentary for the journal Clinical Infectious Diseases.
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