Freed from the confines of a beekeeper's square frame and artificial wax foundation, bees naturally build combs in U-shaped panels.
Honey bees naturally build their combs in a characteristic U-shape.
Beeswax- the wax used to build comb- is excreted from special glands on the abdomens of young worker honey bees. Here, we see the wax emerging between the sclerites as a series of flat whitish scales. Austin, Texas, USA.