<iframe id="photothumbs" name="photothumbs" height="420" width="600" frameborder="0" scrolling="auto" title="Biology" src="http://gallery.usgs.gov/photo_shares/thumbs/collections/Biology/">[This content is contained within an inline frame. You can also <a href="http://gallery.usgs.gov/photo_shares/thumbs/collections/Biology/">access it directly</a>.]</iframe>
As a list:
<iframe id="photolist" name="photolist" height="420" width="600" frameborder="0" scrolling="auto" title="Biology" src="http://gallery.usgs.gov/photo_shares/list/collections/Biology/">[This content is contained within an inline frame. You can also <a href="http://gallery.usgs.gov/photo_shares/list/collections/Biology/">access it directly</a>.]</iframe>