Tag: dinosaur

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    University of Alberta paleontologists have discovered a new species of a long-necked dinosaur from a skeleton found in China.
  • This image compares the air sac system of birds to what may have been used by dinosaurs. Credit: NSF
    Re-sizing matters. While a global catastrophe ended the age of large dinosaurs, it also provided a world of opportunity for bird-sized members of the species who expanded into the empty ecological niches and filled the sky with 10,000 songs.