Millions over the mass of years they reigned, and new ones are still being excavated and discovered.
Here’s the real answer:100 dinosaurs survived the mass extinction could be hidden in the congo basin or South Africa or Forest Deserts
We've discovered more than 300 species of dinosaurs already, and maybe hundreds more are down there, in the ground, waiting to be discovered.
There are none left on the earth.
no dinosaurs were
about 60 milion years ago
no, there was only sand
The dinosaurs were reptiles and once roamed the earth.
dinosaurs roamed the earth about 65 million years ago.
h2o
Fossils
When Dinosaurs Roamed America was created in 2001.
when the dinosaurs roamed the earth's environment was superber was full of greenery. Ofcourse at that times there were several frequent ice ages coming in time having lot of damage to the living beings at that moments of that stage.
Of course Yes I hope it helped. xD
The duration of When Dinosaurs Roamed America is 1.52 hours.
Scientists believe dinosaurs roamed the earth for roughly 180 million years, longer than any other creature on earth. The few dinosaurs that survived the mass extinction lived into the Jurassic period.