马和牛都只吃素，为何它们这么壮？ (opens in new tab)

<div class="main-wrap content-wrap"> <div class="headline"> <div class="img-place-holder"></div> </div> <div class="content-inner"> <div class="question"> <h2 class="question-title"></h2> <div class="answer"> <div class="meta"> <img class="avatar" src=" referrerpolicy="no-referrer"> <span class="author">剁椒鹿，</span><span class="bio">全网同名，有公号更新精选内容（私信都会看，已婚已育老太婆）</span> <a href=" class="originUrl" hidden="">查看知乎原文</a> </div> <div class="content"> <p>我这么跟你说吧：</p> <p><strong>今天牛牛就是喝西北...