Skeletal reconstruction of <i><a href="//commons.wikimedia.org/wiki/Gigantoraptor" title="Gigantoraptor">Gigantoraptor</a></i>. Modified from skeletal of <i><a href="//commons.wikimedia.org/w/index.php?title=Heyuannia&amp;action=edit&amp;redlink=1" class="new" title="Heyuannia (page does not exist)">Heyuannia</a></i> made by Scott Hartman.
Scott Hartman
CC BY 4.0
Taylor MP, Wedel MJ. (2013) Why sauropods had long necks; and why giraffes have short necks. PeerJ 1:e36 <a href="https://en.wikipedia.org/wiki/Digital_object_identifier" class="extiw" title="w:Digital object identifier">doi</a>:<a rel="nofollow" class="external text" href="https://doi.org/10.7717%2Fpeerj.36">10.7717/peerj.36</a>