Fishy Leg Story

Fishy leg story reported in ScienceDaily 10 December 2012 and New Scientist 15 December 2012. In an attempt to see how fish fins could have developed into legs in order for evolving land animals to take their first steps, Fernando Casares of the Spanish National Research Council and colleagues injected zebrafish embryos with extra copies […]

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Quote: Fishy Fossil Record

“Even as the fossil record becomes better known, the controversies continue and increase, for as the paleontologist, Alfred S. Romer has noted, the increasing knowledge of fossil forms often leads to a ‘triumphant loss of clarity’. Partly for this reason, recent studies of the evolutionary relationships among fishes have relied heavily on comparisons among living […]

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