<i>Anas platyrhynchos</i>, Anatidae, Mallard; Staatliches Museum für Naturkunde Karlsruhe, Germany. The feathers of the drake are used in homeopathy as remedy: Anas platyrhynchos (Anas-e.)
<a href="//commons.wikimedia.org/wiki/User:Llez" title="User:Llez">H. Zell</a>
CC BY-SA 3.0
<span class="int-own-work" lang="en">Own work</span>