Tiktaalik roseae

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Fish Fossil Challenges Standard View on Evolution

Ancient creature suggests animals developed legs before moving to land

(Newser) - Conventional wisdom has it that the first creatures to emerge from the water eons ago did so without hind limbs. Conventional wisdom, meet Tiktaalik roseae. As the Boston Globe explains, Tiktaalik is a 375-million-year-old fish that swam in what is now the Canadian Arctic. Researchers already knew that the fish...

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