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From Fin to Leg – Did a Mutation Help Ancient Fishes Conquer Land?

Australian LungfishHello, Frank Indiviglio here.  If you stare long enough at a Lungfish or Mudskipper (as I have, often causing my co-workers to wonder…), it’s easy to picture a similar creature leaving an ancient sea and setting forth to explore the land in the distant past.  Indeed, evolutionary biologists tell us that a fish very much like today’s Australian Lungfish (Neoceratodus fosteri) did pull off such a feat some 360 million years ago, thereby setting the stage for the rise of the amphibians, reptiles, birds and mammals.  Read More »