A bee nest or beehive is that area where bees live. In this hive, they need to process pollen and nectar into food for themselves and the hives brood nest.
Long before beekeepers, bees were pretty good at making their own hives in places they choose. Typically a swarm scouts out a nesting site during a honey flow.
In this hive, they need to process pollen and nectar into food for themselves and the hives brood nest. They need to store honey, and they need to be able to close holes, expand sections and build infrastructure to allow them to function.