The first established United States population of Haemaphysalis longicornis was identified on a single Icelandic sheep on a Hunterdon County, New Jersey farm in August 2017. Retrospective testing later found the tick had been present in New Jersey since at least 2013 - the discovery was several years late.
United States populations of Haemaphysalis longicornis reproduce parthenogenetically: a single unmated female can lay 1,000 to 2,000…
Amblyomma maculatum was once confined to a coastal band along the Gulf of Mexico. Established populations now reach Connecticut and the…
Winter tick (Dermacentor albipictus) outbreaks are tightly coupled to short snow seasons. Late autumns let questing larvae find moose…
Roughly 95 percent of confirmed Lyme disease cases in the United States are reported from 14 high-incidence states clustered in the…
Dermacentor albipictus is a one-host tick: larva, nymph, and adult all stay on the same animal for the entire roughly year-long cycle. A…
A single tick species, Amblyomma americanum, transmits ehrlichiosis from Ehrlichia chaffeensis and E. ewingii, tularemia, Heartland virus,…