The most successful organisms hide in the shadows. The parasite Toxoplasma gondii is just such a puppet master, and its marionettes include rodents, cats and human beings. In this episode, Julie and Robert uncover Toxo's neural-hijacking scheme.
Learn more about advertising on the HowStuffWorks podcasts at www.howstuffworks.com/advertisers.htm
And to learn about your ad choices when listening to podcasts, visit
https://www.howstuffworks.com/privacy.htm#ad-choices
