A uniquely preserved ichthyosaur from the Pliensbachian period helps resolve when a major evolutionary shift occurred among ...
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Meet the Dolphin-Sized ‘Sword Dragon’ That Might Explain the Evolution of the Ichthyosaurs
Some ichthyosaurs are too old, and some ichthyosaurs are too young. But a new species of marine reptile is the perfect age - that is, for revealing one of the most mysterious periods in the ...
1. The Whale and the Virus: How Scientists Study Evolution -- 2. From Natural Philosophy to Darwin: A Brief History of Evolutionary Ideas -- 3. What the Rocks Say: How Geology and Paleontology Reveal ...
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