="./top-vocab.html#ExistingObjectType">#$ExistingObjectType</a>  <br />
            <b>direct specialization of: </b>
            <a href="./perception-vocab.html#Sensor">#$Sensor</a>&nbsp;&nbsp;<br />
            <b>direct generalization of: </b>
            <a href="./physiology-vocab.html#Skin">#$Skin</a>  </blockquote>
        <font size="+1">
            <a name="Perceiving">#$Perceiving<i>&nbsp;&nbsp;&nbsp;perceptions</i></a></font>&nbsp;&nbsp;&nbsp;<i>
            <a href="./kb-review-desc.html#comme