Synovia is a viscous biological fluid located at the joints and fulfilling several functions. It limits bone friction between them, dampens shocks, provides the nutrients and dioxygen necessary for chondrocytes (cartilage cells) while eliminating their metabolic waste, and benefits from the presence of immune cells to eliminate possible body foreigners.
Answer: honeybees are one of the most important pollinators in the world, we do have others but without bees many crops, and plants will die and that will result in animals dying.