green spruce aphid
... that the green spruce aphid often continues breeding throughout the winter, but the nymphs become dormant in the summer?
... that the <b id="mwlA"><a href="./Elatobium_abietinum" id="mwlQ" rel="mw:WikiLink" title="Elatobium abietinum">green spruce aphid</a></b> often continues breeding throughout the winter, but the <a href="./Nymph_(biology)" id="mwlg" rel="mw:WikiLink" title="Nymph (biology)">nymphs</a> become dormant in the summer?