Chrysoperla carnea
... that the larvae of the common green lacewing, Chrysoperla carnea usually consume aphids, but when food is scarce they will eat each other?
... that the <a href="./Larva" id="mwFDw" rel="mw:WikiLink" title="Larva">larvae</a> of the common green <a href="./Neuroptera" id="mwFD0" rel="mw:WikiLink" title="Neuroptera">lacewing</a>, <i id="mwFD4"><b id="mwFD8"><a href="./Chrysoperla_carnea" id="mwFEA" rel="mw:WikiLink" title="Chrysoperla carnea">Chrysoperla carnea</a></b></i> <i id="mwFEE">(pictured)</i> usually consume <a href="./Aphid" id="mwFEI" rel="mw:WikiLink" title="Aphid">aphids</a>, but when food is scarce they will eat each other?