Most dangerous ant 'Bulldog Ant' can cause human deaths
The most dangerous ant in the world is the 'Bulldog Ant' (Myrmecia pyriformis) which is known to have caused at least 3 human fatalities since 1936, according to the Guinness World Records. Found in coastal regions of Australia, it measures 20-millimetre-long and uses its sting and jaws to attack. Its sting could kill adults within a span of 15 minutes.