Size variation and the distribution of hemimetabolous aquatic insects: two thermal equilibrium hypotheses
https://stroudcenter.org/wp-content/uploads/publication-e1554320152730.jpg 350 210 Stroud Water Research Center Stroud Water Research Center https://stroudcenter.org/wp-content/uploads/publication-e1554320152730.jpgSweeney, B.W., and R.L. Vannote. 1978. Science 200(4340):444–446.