Cetartiodactyla
...that Cetartiodactyla is a hypothesis based on DNA that suggests whales and hippos are related?
...that <b id="mwAn4"><a class="mw-redirect" href="./Cetartiodactyla" id="mwAn8" rel="mw:WikiLink" title="Cetartiodactyla">Cetartiodactyla</a></b> is a <a href="./Hypothesis" id="mwAoA" rel="mw:WikiLink" title="Hypothesis">hypothesis</a> based on <a href="./DNA" id="mwAoE" rel="mw:WikiLink" title="DNA">DNA</a> that suggests <a href="./Cetacea" id="mwAoI" rel="mw:WikiLink" title="Cetacea">whales</a> and <a class="mw-redirect" href="./Hippo" id="mwAoM" rel="mw:WikiLink" title="Hippo">hippos</a> are related?