With a scale
Millimeters
For an ant farm, I would suggest a kilogram. For an individual ant, a milligram.
Ants are generally measured in millimeters. However, if the ant being measure is five millimeters, it would measure about five million nanometers.
Due to their small size, you would use millimeters to measure the length of an ant.
3 milligrams is the weight of an average ant.
Measure it and then you'll know
A pair of calipers or a ruler would be suitable tools to measure the size of a bull ant. Make sure to handle the ant carefully during measurement to avoid any harm.
It is a millimetre.
the anwser is the leg .
millameters
meter