Common evening-primrose (<i>Oenothera biennis</i>) with American goldfinch (<i>Spinus tristis</i>) feeding on its seeds.  Jardin botanique Roger-Van den Hende, Université Laval.
<a href="//commons.wikimedia.org/wiki/User:Cephas" title="User:Cephas">Cephas</a>
CC BY-SA 4.0
<span class="int-own-work" lang="en">Own work</span>