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The lone star tick (Amblyomma americanum) has been rapidly expanding its range, from the Southern United States into the Northeast and Midwest. This tick is a major vector of several viral, bacterial, and protozoan pathogens affecting humans & animals.🧵 lymedisease.org/lyme-sci-super…
A recent crowdsourced science project has documented the largest increase of the lone star tick in decades. Researchers @TickSpotters documented new tick encounters in over 300 counties—including six new counties in western states—where these ticks had not been documented before. 
“The causative drivers of these upturns are complex, but have a lot to do with increased host availability, warming temperatures, and moisture availability,” says researcher Heather L Kopsco, PhD @HLK110
Source for our map (Kopsco et al, 2021) academic.oup.com/jme/article/58…
Source for our map (Kopsco et al, 2021) academic.oup.com/jme/article/58…
