
This week, Chinese officials reported the birth of a two-headed calf in the Linshui county of Sichuan province in southwest China on February 14, 2016. The owner says the calf appeared perfectly healthy but died shortly after birth.
Like something from a horror movie, an evil twin growing inconspicuously inside a human host, they’re called teratoma tumors and thankfully, they are extremely rare. Cases have been reported of teratoma tumors growing organs, hair, teeth, bone, hands, feet, torsos, and sometimes even eyes. If visions of an evil twin come to mind, hold on…