it's not easy for plants so they often have to have an animal intermediary carry the polin to the nextl plant sex is at least a freaky three-way. >> yes, well a lot of it is. and you know, much of what you eat requires these animals, these pollinaters. we wouldn't have apples and oranges. we wouldn't have some of my favorite foods like chocolate and coffee unless animals were working really hard on our behalf. >> would we still have french fries. >> we could probably have a few spuds but the really healthy foods, the good stuff requires pollinaters. >> fruit rollups. >> i don't know what your diet is. but-- yeah. >> french fries and fruit rollups. >> a couple years ago i heard a lot about these bees disappearing. are bees, honeybees and bees just disappearing, there was huge colony die off. >> the bee colonies are down by about a third. and basically the workers just abandon ship and leave the queen and she dies. >> do we know why that is. >> we're not quite sure. we know we are stressing honeybees a lot because the average field of like alfalfa has a billion flowers and these bees hav