'The best guess on the purpose of <a href="http://www.j-archive.com/media/2005-06-15_DJ_28.jpg" target="_blank">spinosarus' sail</a> was that by turning it the beast could regulate this'
body temperature
PREHISTORIC CRITTERS: The best guess on the purpose of spinosarus' sail was that by turning it the beast could regulate this
The best guess on the purpose of spinosarus' sail was that by turning it the beast could regulate this
The best guess on the purpose of spinosarus' sail was that by turning it the beast could regulate this
PREHISTORIC CRITTERS
body temperature
PREHISTORIC CRITTERS