Flowers are lovely to look at, and many of them have a fragrance, pleasant or not, but did they really evolve bright colors and odors just to please humans? Bill Nye the Science Guy: Flowers looks at the facts about flowers, and welcomes guest Drew Barrymore. Nye explains about stamens, pistils, and pollination, and the patterns on the petals that are detected by insects as signposts to pollen.
Disney Educational - Bill Nye The Science Guy - Flowers