Roughly 201 million years ago, drastic changes extinguished many forms of life and led to conditions that allowed the terrible lizards to thrive

ALT: a close up of a dragon with flames coming out of it 's body .

ALT: a blue and black cartoon character with wings is flying through the air

Alt: An animation of the Pokémon Aerodactyl, pulling its eyelid down and sticking out its tongue as an insult, with a blue sky behind it.