Colin Purrington<p>Free PDF guide to the bee genera of Pennsylvania by Nash Turley, Sarah Kania,<br>Stephania Arango, Michael Skvarla,<br>and Margarita López-Uribe. Amazing pics and natural history. <a href="https://flipping.rocks/tags/PennState" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>PennState</span></a> <a href="https://flipping.rocks/tags/bees" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>bees</span></a> <a href="https://flipping.rocks/tags/hymenoptera" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>hymenoptera</span></a> <a href="https://flipping.rocks/tags/pennsylvania" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>pennsylvania</span></a> <a href="https://extension.psu.edu/bees-of-pennsylvania-a-guide-to-the-genera" rel="nofollow noopener" translate="no" target="_blank"><span class="invisible">https://</span><span class="ellipsis">extension.psu.edu/bees-of-penn</span><span class="invisible">sylvania-a-guide-to-the-genera</span></a></p>