Redtail Splitfin
... that female Redtail Splitfin nourish their unborn young through organs known as trophotaeniae that function similar to umbilical cords in mammals?
... that female <b id="mwDXI"><a class="mw-redirect" href="./Redtail_Splitfin" id="mwDXM" rel="mw:WikiLink" title="Redtail Splitfin">Redtail Splitfin</a></b> nourish their unborn young through organs known as  trophotaeniae that function similar to <a href="./Umbilical_cord" id="mwDXQ" rel="mw:WikiLink" title="Umbilical cord">umbilical cords</a> in <a href="./Mammal" id="mwDXU" rel="mw:WikiLink" title="Mammal">mammals</a>?