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Page 1: The Cambrian Explosion

The Cambrian ExplosionThe Big Bang of Life on Earth!

Page 2: The Cambrian Explosion

Things to know:

What was it?

When was it?

Why might it have happened?

How loud was it? (joke)

What is the Burgess Shale?

Page 3: The Cambrian Explosion

The geologic time scale. Two views.

Page 4: The Cambrian Explosion

Excellent fossil hunting in Burgess Shale. (Canada)

(Click on image for short video 5:58.)

http://www.youtube.com/watch?v=NyqBYO894eM

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