A lokacin da aka haifi larvae sun fada cikin ruwa ko ƙasa kusa da shi kuma suna yin hanyar su zuwa cikin sabon ruwa mai ruwa. Larvae suna da ruwa, masu aiki, suna dauke da makamai masu karfi, masu karfi, kuma suna numfashi ta hanyar nau'i bakwai na filaments na branchial na ciki. Lokacin da suka cika, wanda ya ɗauki tsakanin shekara guda zuwa biyu, sun bar ruwa kuma suna ciyar da wani lokaci na kwanciyar hankali a kan ƙasa kafin metamorphosis a cikin kwari mai balaga. Adult alderflies zauna kusa da ruwa wanda suka kasance a lokacin da suke matasa. Da zarar a cikin matasan su, suna rayuwa ne kawai 2 zuwa 3 makonni, wanda suke ciyarwa a cikin haifuwa. Tambaya: Ta yaya larvae numfashi?
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