Tyranosaurus Rex [With CD] (Read, Listen & Learn)

Format: Paperback

Language: English

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Size: 14.53 MB

Downloadable formats: PDF

Mass extinction of species occured multiple times, not only with dinosaurs, but e.g. also when cynobacteria started photosynthesis leading to the Great Oxidation also called the Oxygen Catastrophe or Oxygen Crisis (see: https://www.facebook.com/photo.php?fbid=533442746726563&set=a.398653416872164.85214.393336394070533&type=1&theater ). Prehistoric mammals (saber-toothed tigers) lived in an ecosystem whose predator-to-prey ratio was about 3 to 5:100. Rather, it takes off like a known truth and is expressed to the extreme.

Pages: 23

Publisher: Soundprints (May 1, 2008)

ISBN: 1590696212

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