Ultimate battle

Africa, 92 million years ago. Another day on the dinosaur killing. A carcharodontosaurus, a kin of the famous gigantosaurus, has just kill an ouranosaurus. But this figth is only starting.
PALEONTHOLOGIST: Many dinosaurs kill other predators for theirs preys. In some cases the bigger predator only roar and fright away his oponent. But in extreme cases the fight will be to the kill.
The carcharodontosaurus senses something is wrong, but he has not idea what. tThen sudenly the spinosaurus attacks the carcharodontosaurus by bitting the leg. But carcharodontosaurus counterattacks and bites the spinosaurus neck. Crushes the dorsal spine and ends with the fight and with the life of the spinosaurus.
PALEONTHOLOGIST: For other three million years after that, fights will end with the kingdoom of the spinosaurus.