Please read the following table in HTML format from a webpage and then answer the question in detail according to the table. Each table cell is defined by a <td> and a </td> tag. Each table row starts with a <tr> and ends with a </tr> tag. 'rowspan=m' and 'colspan=n' represents a cell spaning over 'm' rows and 'n' columns.

Webpage title:
Atlas of Peculiar Galaxies
Table title:
Spiral galaxies with one heavy arm
Table:
<table id='hittask' contenteditable='False'>
<tr> <th colspan=1 rowspan=1 > Arp Number </th><th colspan=1 rowspan=1 > Common Name </th><th colspan=1 rowspan=1 > Notes </th></tr>
<tr> <td colspan=1 rowspan=1 > 25 </td><td colspan=1 rowspan=1 > NGC 2276 </td><td colspan=1 rowspan=1 >  </td></tr>
<tr> <td colspan=1 rowspan=1 > 26 </td><td class="highlighted"  colspan=1 rowspan=1 > M101 </td><td class="highlighted"  colspan=1 rowspan=1 > Face-on spiral galaxy with five notable companion galaxies </td></tr>
<tr> <td colspan=1 rowspan=1 > 27 </td><td colspan=1 rowspan=1 > NGC 3631 </td><td colspan=1 rowspan=1 >  </td></tr>
<tr> <td colspan=1 rowspan=1 > 28 </td><td colspan=1 rowspan=1 > NGC 7678 </td><td colspan=1 rowspan=1 >  </td></tr>
<tr> <td colspan=1 rowspan=1 > 29 </td><td colspan=1 rowspan=1 > NGC 6946 </td><td colspan=1 rowspan=1 >  </td></tr>
<tr> <td colspan=1 rowspan=1 > 30 </td><td class="highlighted"  colspan=1 rowspan=1 > NGC 6365 </td><td class="highlighted"  colspan=1 rowspan=1 > Interacting pair of galaxies, with one galaxy viewed edge-on </td></tr>
</table>
Question:
What is the categorization of the M101 and NGC 6365 galaxies?
Answer:
The M101 and NGC 6365 are spiral galaxies, an interacting pair of galaxies where one of the two galaxies is viewed edge-on and spiral arm for the other face-on galaxy.