Rodan
Rodan (Japanese: ラドン, Hepburn: Radon) is a fictional kaiju, which first appeared as the title character in Ishirō Honda's 1956 film Rodan, produced and distributed by Toho. Following its debut standalone appearance, Rodan would go on to be featured in numerous entries in the Godzilla franchise, including Ghidorah, the Three-Headed Monster, Invasion of Astro-Monster, Destroy All Monsters, Godzilla vs. Mechagodzilla II and Godzilla: Final Wars, as well as in the Legendary Pictures-produced film Godzilla: King of the Monsters.
Rodan is depicted as a colossal, prehistoric, irradiated species of Pteranodon.