Guatemalan Black Howler
... that the Guatemalan Black Howler and Mantled Howler monkeys are sympatric over parts of Mexico and Guatemala?
... that the <b id="mwGIc"><a class="mw-redirect" href="./Guatemalan_Black_Howler" id="mwGIg" rel="mw:WikiLink" title="Guatemalan Black Howler">Guatemalan Black Howler</a></b> and <a class="mw-redirect" href="./Mantled_Howler" id="mwGIk" rel="mw:WikiLink" title="Mantled Howler">Mantled Howler</a> monkeys are <a class="mw-redirect" href="./Sympatric" id="mwGIo" rel="mw:WikiLink" title="Sympatric">sympatric</a> over parts of <a href="./Mexico" id="mwGIs" rel="mw:WikiLink" title="Mexico">Mexico</a> and <a href="./Guatemala" id="mwGIw" rel="mw:WikiLink" title="Guatemala">Guatemala</a>?