Humanity has existed on the planet for about three hundred thousand years. We have survived many wars, nuclear bombings, famines and deadly pandemics. But what if we were on Earth two hundred million years ago? Most modern threats to humans didn't yet exist then. However, there was something worse than a hydrogen bomb and incurable diseases. Dinosaurs. What would we do in a world full of huge lizards? Could we have lasted even a day on the planet during the Jurassic period? Forget everything you learned about dinosaurs and this era from Steven Spielberg movies. Today we are going to face the truth from a scientific point of view.