The heaviest ant in the world belongs to the driver ant, Dorylus sp. The male ant can grows to lengths of thirty millimetres, it is also known as a ‘sausage fly’ due to its sausage like shape.
The largest ant goes to carpenter ant, Camponontus gigas, found in Borneo, its queens can reach one and a quarter inch or just over thirty millimetres.
It has been discovered that some extinct species of ant had queens reaching two inches in length.