Honey bees create propolis by gathering sticky resins from the buds and bark of various trees, such as poplars, birches, and pines. These forager bees transport the raw material back to the colony in their pollen baskets before mixing it with wax and enzymes to create a functional sealant. Within the hive, this substance serves as a natural defense that…
Breck DemersAugust 5, 2026