Changes

These ticks are distributed throughout tropical and sub-tropical areas of Africa as well as in temperate North America. The large mouth parts cause large painful bites and allow the females to ingest large volumes of blood which can lead to anaemia.

These ticks are distributed throughout tropical and sub-tropical areas of Africa as well as in temperate North America. The large mouth parts cause large painful bites and allow the females to ingest large volumes of blood which can lead to anaemia.

====Amblyomma americanum====

====''Amblyomma americanum''====

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This tick is found throughout North America and is primarily important as a vector but has also been shown to reduce weight gain in cattle. It is responsible for transmission of ''[[Rocky Mountain spotted fever|Rickettsia rickettsii]]'', ''Francisella tularensis'', [[Q fever]] and ''Berrelia burgdorferi''

This tick is found throughout central and eastern USA and is primarily important as a vector but has also been shown to reduce weight gain in cattle. It is responsible for transmission of ''[[Rocky Mountain spotted fever|Rickettsia rickettsii]]'', ''Francisella tularensis'', [[Q fever]] and ''Berrelia burgdorferi''

 

*Transmits ''Cowdria ruminatium'' ([[Heartwater|heartwater]]) in Africa

*Transmits ''Cowdria ruminatium'' ([[Heartwater|heartwater]]) in Africa