western oriole
... that based on genetic data, the western oriole and the green-headed oriole are sister species?
... that based on genetic data, the <b id="mwAwA"><a href="./Western_oriole" id="mwAwE" rel="mw:WikiLink" title="Western oriole">western oriole</a></b> and the <a href="./Green-headed_oriole" id="mwAwI" rel="mw:WikiLink" title="Green-headed oriole">green-headed oriole</a> are sister species?