Protoceratops lived during the Late Cretaceous period, approximately 75 to 71 million years ago. This dinosaur thrived in what is now Mongolia and is known for its distinctive frill and beak-like mouth. Protoceratops is considered an important ancestor to later ceratopsians, such as Triceratops.
It live on Late Jurassic Period, 154-150Ma.
we currently live in the Quaternary period, the period of humans. If you do not trust this answer, please go to chacha.com/answers We live in the age of modern science thanks Ebony
the critatios period
Ordovician Period
Cretaceous period,
Cretaceous period
they lived in the cretaceous period
We live in the Quaternary period, which is part of the Cenozoic era.
the brachiosaurus lived in the Jurassic period
It lived in the Jurassic period.
Parasaurolophus lived in the Cretaceous period.
Triceratops lived in the Cretaceous period.