Wyoming already had three well-known ticks that are harmful to humans in the state: The Rocky Mountain wood tick, ...

is most often transmitted by the American dog tick in the Eastern, Central and Western United States; by the Rocky Mountain wood tick in the Rocky Mountain states; and by the brown dog tick in the ...

Mexico, within eight days of showing signs of illness. All had exposure to dogs in Tecate; one patient reported a tick bite. Only two of the patients had known relationships with one another.