Nation Fossil of fearsome ‘hell ant’ that used tusk-like jaws to hunt its victims discovered in amber August 10, 2020 Doyle Rice, USA TODAY Comments Off on Fossil of fearsome ‘hell ant’ that used tusk-like jaws to hunt its victims discovered in amber A 99-million year old fossil of a "hell ant" is giving researchers a glimpse into the behavior of these fearsome ancient insects, a new study reports.