We investigated historical and potential future distributions of climatic habitats of cattle fever ticks to assess the potential for a range expansion. However, a dramatic increase in tick infestations in areas outside the TEQA over the last decade suggests these tick vectors may be poised to re-invade the southern United States. In 1906 an eradication effort was started and by 1943 Boophilus ticks had been confined to a narrow tick eradication quarantine area (TEQA) along the Texas-Mexico border. bigemina, which are transmitted among domestic cattle via Rhipicephalus tick vectors of the subgenus Boophilus. It is caused by an invasive parasite-vector complex that includes the protozoan hemoparasites Babesia bovis and B. Invasive potential of cattle fever ticks in the southern United StatesĪbstract' Background For >100Â years cattle production in the southern United States has been threatened by cattle fever.
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