Thus, the fate of a mayfly is primarily determined by the histrionics of neighboring frog, trout, alder, water spider, and the rest of stream life, each playing the environment for the other.

• 因此，蜉蝣的命运主要取决于附近装模作样的青蛙、鳟鱼、赤杨、水蜘蛛，和溪流里其余的生物，每一种生物都充当着其他生物的环境。