They buzz, they sting, they pollinate flowers, and they create honey for the beehives/Bee's Nest. A fixture in C1, C2 and C3. Creatures 2 has bees near the bridge.
Creatures Online has bees' nests in the top layers of The Treehouse - like in C3, if the hand pushes them, bees will come out and they can sting your norns.