The Coming of Life
The Mesozoic Era
(225-65 million years ago)
The Mesozoic Era is the middle life's
history on Earth. There are three periods
in this era, all of which are centered on
the development of the reptiles.
history on Earth. There are three periods
in this era, all of which are centered on
the development of the reptiles.
The Triassic Period
The Jurassic Period
The Cretaceous Period
The was the Age of Dinosaurs.
These three periods bore the same
characteristics, but were found in
three layers, in which the quality of
the land was completely different.
three layers, in which the quality of
the land was completely different.
Pinegreenwoods Montessori
