IDTIMWYTIM: Bird or Dinosaur?

Hank fixes those of us who are probably wrong about what is and is not a dinosaur… and gives a refresher to those of us who do know this already.

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References:
http://www.lindahall.org/events_exhib/exhibit/exhibits/darwin/42_cuvier.shtml
Pterodactyl (Pterosaur)
http://www.ucmp.berkeley.edu/diapsids/extinctheory.html

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