'overlayBirds.html'>overlayBirds</a></code>-function.</p></td>
    </tr>
    <tr>
      <th>visitCol</th>
      <td><p>A character string for specifying the columns that identify a visit.</p></td>
    </tr>
    </table>

    <h2 class="hasAnchor" id="value"><a class="anchor" href="#value"></a>Value</h2>

    <p>A modified observationsInGrid list</p>

  </div>
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      <h2 data-toc-skip>Cont