Croix against the tropical bont tick
, which transmits a disease called "heartwater' to cattle.
Assessment of change in risk for release of Ehrlichia ruminantium (Heartwater) into the continental United States following discontinuation of the Tropical Bont Tick
(Amblyomma variegatum) eradiation program on St.
The major vector of this spotted fever group rickettsia is most likely Amblyomma variegatum, the tropical bont tick, which has become widely distributed through the West Indies in the last 30 years.
In Africa, the tropical bont tick, Amblyomma variegatum, is commonly infected with R.
Early studies in southern Africa showed the bont tick, A.
Tropical bont tick eradication campaign in the French Antilles.
The southern African bont tick, which produces a deadly malady in cattle known as heartwater disease, prefers animals tested out by its peers, according to a study conducted in Zimbabwe and reported in the Jan.
Bont ticks apparently are drawn to their hosts by a chemical signal of approval left by their male tick predecessors.
The heartwater pathogen, a microbe that can cause heart and pulmonary edema, and carried by the tropical bont tick
, can kill deer, cattle or other wildlife, and potentially be transmitted to humans.