Eons: 1x11
The Strange Case of the Buzzsaw Jaws
There are many fossils that challenge our ability to form even the most basic idea of how a living thing looked, or lived, or functioned. One of the longest-running of these mysteries involved a 270-million-year-old sea creature called Helicoprion that once swam the seas around the supercontinent of Pangea.
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- 1 - 7That Time Oxygen Almost Killed Everything Aug. 07, 2017
- 1 - 8The Biggest Thing That Ever Flew Aug. 14, 2017
- 1 - 9Dimetrodon: Our Most Unlikely Ancestor Aug. 21, 2017
- 1 - 10The Extinction That Never Happened Aug. 28, 2017
- 1 - 11The Strange Case of the Buzzsaw Jaws Sep. 11, 2017
- 1 - 12The Age of Giant Insects Sep. 18, 2017
- 1 - 13History's Most Powerful Plants Sep. 26, 2017
- 1 - 14How Did Dinosaurs Get So Huge? Oct. 02, 2017
- 1 - 15When The Earth Was Purple Oct. 09, 2017
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- 1 - 19A Brief History of Geologic Time Nov. 06, 2017
- 1 - 20The Search for the Earliest Life Nov. 20, 2017
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