What are the two rivals of the Tyrannosaurus rex.
Triceratops and Ankylosaurus
When did the Triassic period start?
252 million years ago.
What is the name of the king of dinosaurs
Tyrannosaurus rex
When did the Cretaceous Period start?
66 million years ago.
what were the two main events always happening in the Triassic period
Earthquakes and volcano eruptions.
How many species of dinosaurs were there.
over 2000
When did cavemen and cavewomen come after the extinction?
ten million years later
What was the most crucial thing that happen in this period.
The extinction.
How hot was it when it was the Triassic period.
24C to 30C, {50 to 86F}.
What was the dinosaur's name that run as fast as 17 mph or 27km/h
Therizinosarus
What event marked the boundary between the Permian and the Triassic period?
The Permian-Triassic mass extinction event.
How many species did we mention in the Cretaceous period slide?
11 species
What is the name of the dinosaur that is the same weight as a tyrannosaurus rex.
Therizinosaurus