Sweat bee (<i>Nomia</i>) dropping off pollen. This is a dying <i>Nomia</i> bee, returning from daily forage. One of only 3 remaining bees in the roost which started with 20+. Oncoming winter temperatures reduce their ability to fly, and thus gather pollen and drink nectar.
<a rel="nofollow" class="external text" href="https://vimeo.com/user19469571">Elayne Bouffler</a>
CC BY 3.0
<a href="//commons.wikimedia.org/wiki/Category:Vimeo" title="Category:Vimeo">Vimeo</a>: <a rel="nofollow" class="external text" href="https://vimeo.com/165267315">Nomia bee "unpacking" pollen</a> (<a rel="nofollow" class="external text" href="//web.archive.org/web/*/https://vimeo.com/165267315"><span style="color:#9602fc">view archived source</span></a>)