t rexType your answer here...
in prehistoric times, ichthyosaurs lived in Nevada.
they lived in the prehistoric times.
they lived in the prehistoric times.
dinosaurs
sharks
opossum
they lived in prehistoric times that's why!
NO! they lived in prehistoric times with the dinosaurs
they have lived for billions of years they lived longer than dinosaurs.
No, they never existed. However, small mammals like mice lived during prehistoric times.
Almost everywhere humans lived in prehistoric times that have rock faces which are substantially protected from weathering.