The process takes about three months for them to mature from egg to adult. Metamorphosis is the scientific word for change. Ants use several forms of communication. Ants touch their antennae to communicate. They also use pheromones as communication.
Pheromones are stinky chemicals excreted from glands throughout the ants body.
These chemicals are received by other ants antennae. Pheromones are used to alert other ants of danger, mark trails, identify each other, enlist the help of other ants and scare off enemies. Go outside and find ants following each other in a line or trail. Use a bar of soap to rub a section along the trail. Rub the soap across a wide section of the trail.