They wouldn't be able to. The first humans appeared long after the dinosaurs went extinct. The dinosaurs would have killed the humans because of their small size.
Triceratops lived in the late cretaceous period.
Cretaceous period
Cretaceous period,
they lived in the cretaceous period
Parasaurolophus lived in the Cretaceous period.
They lived in the mid-Cretaceous period.
Triceratops lived in the Cretaceous period.
The sarcosuchus lived in Cretaceous period.
The pteranodon lived in the late Cretaceous period.
The Iguanodon lived between 126 and 125 million years ago. That would be between approximately 126000000 BC and 125000000 BC. That was during the Barremian stage of the Cretaceous period. The Cretaceous period was the last period of the Mesozoic era.
probably 36 metres
Spinosaurus fossils have been found in Morocco and Egypt, and they date to between 112 and 97 million years ago. This was during the Albian and Cenemonian stages of the Cretaceous period, which was the third and final period of the Mesozoic era.