A male African Penguin (<i>Spheniscus demersus</i>) as indicated by its tag on the right flipper in the African Hall of the Kimball Natural History Museum at the California Academy of Sciences in San Francisco.  Paired penguins have the same color tags.
<a href="//commons.wikimedia.org/wiki/User:BrokenSphere" title="User:BrokenSphere">BrokenSphere</a>
CC BY-SA 3.0
<span class="int-own-work" lang="en">Own work</span>