tags: Tiktaalik rosea, sarcopterygian, fishibian, fishapods, transitional fossil, evolution, vertebrate terrestriality, vertebrate evolution
A new study on the internal anatomy of the skull of the extraordinary fish, Tiktaalik roseae, which lived 375 million years ago, provides more evidence of how vertebrate life transitioned from water to land. The head showed changes from more primitive fish that helped adapt to the new feeding and breathing conditions presented by a terrestrial environment, scientists said.
Image: Ted Daeschler, Academy of Natural Sciences [larger view].
A paper was…
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