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Summary
DescriptionQuetzscale1.png
English: Size comparison of the azhdarchid pterosaurs Quetzalcoatlus northropi and Quetzalcoatlus lawsoni, with a human. Modified from a diagram featured in Witton and Naish (2008).
Español: Comparación de tamaño entre el ser humano, en verde los pterosaurios azhdarchid Quetzalcoatlus northropi y es:Quetzalcoatlus lawsoni. Como puede observarse, los ejemplares de la especie Quetzalcoatlus northropi son los más grandes.
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Matt Martyniuk (Dinoguy2), Mark Witton and Darren Naish
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