Images: Weird Ancient Fish Fossil (Titktaalik)

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A strange discovery

Credit: Kalliopi Monoyios
The discovery of additional materials from the hind fin of Tiktaalik roseae, a 375-million-year-old transitional fossil, suggest it was able to use its…Read More »

hind fins as props as well as paddles. Tiktaalik's ability to swim as well as support itself on the substrate underscores the idea that the mechanisms that allowed vertebrates to invade land evolved in the water first. The new material is described in a paper by Neil Shubin, Ted Daeschler, and Farish A. Jenkins, Jr. in the January 13th early online edition of PNAS.   Less «
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