What happens to an ant colony when a queen ant dies?

The queen ant has but one function in the colony: to reproduce. She lays dozens or even millions of eggs which then hatch into new workers. When the queen ant dies, the colony dies, according to the"Smithsonian Zoogoer." The death of the colony will not be immediate, but will slowly die off over time as no new members will be added. read more

Some colonies have multiple queens and likely, once all queens die, the colony dies (after each individual worker has died). So the"typical" colony cannot sustain without the queen. However, there are some ant species (e.g., Platythyrea punctata), in which the queen gets replaced. read more

Then that ant colony will doom as well as the fate of the queen, they will not die in that moment or a few day. But since the"reproductive organ"-the queen of the colony died, no new worker can be born and the lifespan of a regular worker is 3-4 month, may be 1 year. read more