Volvamos ahora á los insectos que so alimentan de néctar; podemos suponer que la plañía cuyo néctar hemos estado aumentando poco á poco por una seloccion continua sea una planta coman; y que ciertos insectos dependían en gran parto para su sustento do su néctar. | Let us now turn to the nectar-feeding insects; we may suppose the plant, of which we have been slowly increasing the nectar by continued selection, to be a common plant; and that certain insects depended in main part on its nectar for food. |
