Kirk Johnson
Born: None
Mass Extinction: Life at the Brink
as SelfReleased: 2014-11-30
It's death on an unimaginable scale, when a majority of Earth's species quickly die out. It's...
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The Ultimate Guide: T-Rex
as SelfReleased: 1996-04-21
Learn about the king of the dinosaurs, the T-Rex. This was the greatest meat-eating machine of...
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The Ultimate Guide
as uncreditedFirst aired: 1996-04-21
An Informative documentary series about our world.
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