What parallel episode takes place in the plot of “The Swallow and Pumpkinseed?”

In "The Swallow and Pumpkinseed," a parallel episode takes place when the swallow decides to help the pumpkinseed plant grow by providing it with water and nutrients. Just as the pumpkinseed helps the swallow by giving it shelter and protection, the swallow reciprocates by nourishing the plant and allowing it to flourish. This parallel episode illustrates the theme of interdependence and mutual benefit in nature.