![]() ![]() However, much more research needs to be conducted to conclude causation. The author also includes some studies that are beginning to find correlation between car accidents and T. The Center for Disease Control report an estimated 11 percent of the United States (6 years and older) have been infected with this parasite and other parts of the world up to 95 percent. ![]() More shocking is that this parasite is termed a “dormant infection” within humans who are not immunocompromised. The parasite then reproduces in the feline small intestine and the cycle continues. This parasite alters the behavior of mice causing recklessness and reduced fear among cats. The author also accounts for Toxoplasma gondii found in the excrement of household cats. ![]() In either case, the parasite alters the behavior and/or appearance to make it susceptible to consumption by the predator. The author provides examples through a ribbon like fluke that reproduces through egrets and killifish or a flatworm Leucochloridium that reproduces through snails and songbirds. ![]() The author provides a clear narrative on what we have perceived to be predator/prey food cycles but are the life cycles of many parasites. This is Your Brain on Parasites is a fascinating and frightening read. Immigration, infection, and pets are all involved in the behavior and culture that shapes society. ![]()
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