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2008-10-24 13:10:00

The skull of a young dinosaur that lived 190 million years ago is revealing new clues as to how some carnivorous dinosaurs evolved into plant eaters. The tooth structure of the young Heterodontosaurus reveals both sharp fang-like canine teeth for biting and tearing, as well as flat molar-like teeth designed for grinding. "This juvenile skull indicates that these dinosaurs were still in the midst of that transition," said Laura Porro, a post-doctoral student at the University of Chicago, who...


Word of the Day
cacodemon
  • An evil spirit; a devil.
  • A nightmare.
  • In astrology, the twelfth house of a scheme or figure of the heavens: so called from its signifying dreadful things, such as secret enemies, great losses, imprisonment, etc.
'Cacodemon' comes from a Greek term meaning 'evil genius.'
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