Size comparison between the derived protoceratopsid ceratopsian <i>Protoceratops</i> (1.8 m long) and the human Andrew A. Farke (1.8 m tall).
<a href="//commons.wikimedia.org/wiki/User:IJReid" title="User:IJReid">IJReid</a>, Andrew A. Farke, and David Maas/Dave Hone respectively
CC BY 3.0
<span class="int-own-work" lang="en">Own work</span>, derivative of <a rel="nofollow" class="external free" href="http://phylopic.org/image/4dd48260-40d1-4302-95af-92cd445203b0/">http://phylopic.org/image/4dd48260-40d1-4302-95af-92cd445203b0/</a> (human) and <a rel="nofollow" class="external free" href="http://phylopic.org/image/0848cef8-8984-4dab-aae3-fc06334c1f9a/">http://phylopic.org/image/0848cef8-8984-4dab-aae3-fc06334c1f9a/</a> (<i>Protoceratops</i>)