Edmontosaurus annectens (formerly Anatotitan copei), a hadrosaur from the Late Cretaceous of North America, pencil drawing
Nobu Tamura (<a rel="nofollow" class="external free" href="http://spinops.blogspot.com">http://spinops.blogspot.com</a>)
CC BY 2.5
<span class="int-own-work" lang="en">Own work</span>