[seasonal dynamics of amblyomma ticks (acari:ixodidae) in an urban park of londrina city, parana, brazil].ticks are important to public health due to diseases they transmit to animals and humans and, economic losses they cause to livestock production. among other agents, such as babesia, ehrlichia, anaplasma, the rickettsia are the most important pathogens transmitted by ticks in brazil. worldwide there are about 870 tick species described and, of these, 55 species were already reported in brazil, being the genus amblyomma the most numerous with 33 species. the a. cajennense is the principal tick in ...200820059815
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