Black widow spiders are known for eating their male mates. Known as “black widow killers”, these female serial killers have made history. Here's why.
Omaima Nelson, otherwise known as the “Thanksgiving Butcher", was a crafty individual. Here's everything we know about cannibal Omaima Nelson.
Cannibal. Just the mere mention of the word makes your stomach churn. Here's all the most horrifying cannibal killers you need to know about.