DiscoverSaturday Morning ScienceAt the Dawn of Animal Life: Exceptional Views of an Exceptional Evolutionary Story
At the Dawn of Animal Life:  Exceptional Views of an Exceptional Evolutionary Story

At the Dawn of Animal Life: Exceptional Views of an Exceptional Evolutionary Story

Update: 2015-04-11
Share

Description

Our earliest animal ancestors lived nearly 600 million years ago; in the geological blink of an eye, they evolved to representatives of nearly every major animal group known today. We'll talk about how and why this incredible event occurred and more.
Comments 
00:00
00:00
x

0.5x

0.8x

1.0x

1.25x

1.5x

2.0x

3.0x

Sleep Timer

Off

End of Episode

5 Minutes

10 Minutes

15 Minutes

30 Minutes

45 Minutes

60 Minutes

120 Minutes

At the Dawn of Animal Life:  Exceptional Views of an Exceptional Evolutionary Story

At the Dawn of Animal Life: Exceptional Views of an Exceptional Evolutionary Story

Jim Schiffbauer