Roystonea oleracea
... that the Orange-winged Amazon and Red-bellied Macaw mostly eat fruit from the royal palm Roystonea oleracea from July to September?
... that the <a class="mw-redirect" href="./Orange-winged_Amazon" id="mwCr0" rel="mw:WikiLink" title="Orange-winged Amazon">Orange-winged Amazon</a> and <a class="mw-redirect" href="./Red-bellied_Macaw" id="mwCr4" rel="mw:WikiLink" title="Red-bellied Macaw">Red-bellied Macaw</a> mostly eat fruit from the <a class="mw-redirect" href="./Royal_palm" id="mwCr8" rel="mw:WikiLink" title="Royal palm">royal palm</a> <i id="mwCsA"><b id="mwCsE"><a href="./Roystonea_oleracea" id="mwCsI" rel="mw:WikiLink" title="Roystonea oleracea">Roystonea oleracea</a></b></i> from July to September?