vegetable original / grown nonproductive requires bloom & rock requires parts / pollinating people ->  plant reproduction requires pollinating animals  plant reproduction requires pollinating animals & if a desert requires something then that something well that relationship ->  pollinating animals help plant reproduction  a scrubbers is a mean of animal & a animal is a pollinating plant ->  a hummingbird is a kind of pollinating animal  pollinating animals help plant reproduction & a hummingbird is a kind of pollinating animal -> hummingbirds help plant reproduction