LMH talked about ancient accounts of intelligent reptilian beings. Crocodile, Serpent & Viper like characteristics. As intelligent as humans & even far beyond most.
http://www.earthfiles.com/headlines.php?category=Archives
http://www.history.com/shows/ancient-aliens/episodes
http://www.history.com/shows/ancient-aliens/articles/evidence-of-ancient-aliens
http://www.history.com/shows/ancient-aliens/articles/ancient-alien-theory
http://www.history.com/shows/ancient-aliens/bios/
http://www.facebook.com/ancientalienstheseries