CNN: The snails spreading fever across Africa
“…The infection at hand is schistosomiasis — also known as bilharzia — a chronic infection caused by parasitic Schistomosa worms that can live inside blood vessels for years on end causing fever, chills, and inflammation in their wake. … The challenge in controlling the disease is that people often don’t develop symptoms for years, but can continue to transmit the infection…” (Senthilingam, 2/9).