What Is The Cambrian?

1.	What Is The Cambrian?
Answer» This refers to the Cambrian PERIOD, a GEOLOGICAL time, at around 570 – 510 million years ago. It is when invertebrate life first appeared. During the period COMES what is known as the Cambrian Explosion – where the FOSSIL record SUDDENLY seems to radiate with an array of multi-celled creatures.

Answer»

This refers to the Cambrian PERIOD, a GEOLOGICAL time, at around 570 – 510 million years ago. It is when invertebrate life first appeared.
During the period COMES what is known as the Cambrian Explosion – where the FOSSIL record SUDDENLY seems to radiate with an array of multi-celled creatures.

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