FACTS ABOUT CAMBRIAN PERIOD

Cambrian period is the initial period of the Palaeozoic era during which the oxygen level was about 40% that’s 19% more than the present oxygen level. This unique amount determines the difference between the oxygen level during carboniferous period and the Cambrian. Due to the high amount of oxygen life form were flourished in an amazing way.

Organisms that existed during this period were Chordates, Brachiopods,Arthropods and Crustaceans.

In the early Cambrian the Earth was completely cold but it gradually started to warm down.