A honeybee on an apiary, spreading pheromones to 'call back' her colleagues, showing her Nassanoff gland. Location: <a href="https://de.wikipedia.org/wiki/Hagelloch" class="extiw" title="de:Hagelloch">Tübingen-Hagelloch</a>.
<a href="//commons.wikimedia.org/wiki/User:Warden" title="User:Warden">Björn Appel</a>. Edit by <a href="//commons.wikimedia.org/wiki/User:Waugsberg" title="User:Waugsberg">Waugsberg</a> (cropped)
<span class="int-own-work" lang="en">Own work</span>