The vibrations from an earthquake can lead to ground displacement and surface rupture. The surface rupture can cause other hazards, as well as damage to roads and buildings. In this example, the surface rupture has caused large cracks and the collapse of a paved road.
It suggest that the number of dinosaurs animals plants etc. were more full then or they all got "wiped out!" it is crazy to think that this era happened millions of years ago!! I hope this helps you!