nerates sounds (potentially
            ultra- or sub- sonic in frequency), hears the sounds
            reflected from surfaces, and thereby acquires information
            about the position of other objects in its environment.<br />
            <b>guid: </b>bd58fd57-9c29-11b1-9dad-c379636f7270<br />
            <b>direct instance of: </b>
            <a
            href="./time-vocab.html#TemporalStuffType">#$TemporalStuffType</a>  <br />
            <b>direct specialization of: </b>
            <a href