Rex vs Rex

In the searching for a female, the males will dispute his power to reproduce with the female.
PALEONTHOLOGIST: Dinosaurs fight between they to can reproduce with females.
A young t-rex attacks one full grown for a female. But the other t-rex is bigger and with a movement of his tail he pushes away from him. Both demostrate how big and stronge they are. The adult bites the leg of the other t-rex, and ends with the fight. Now the survivor t-rex, turns his attencion to the female. He demostrate his intentions and start the reproduction.