Fishapod (Tiktaalik roseae)

Image of Tiktaalik by Tyler Keillor

One of the major underpinnings of biology is that all life shares a common ancestor. If the scientific theory of evolution is true, we should be able to make predictions about what forms led to the variety of forms we see today. As an example, we can predict that between fish fossils and early land tetrapods, that there should be a transitional

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