It looks like you're using an Ad Blocker.
Please white-list or disable AboveTopSecret.com in your ad-blocking tool.
Some features of ATS will be disabled while you continue to use an ad-blocker.
Fossil fish sheds light on evolution of limbs
The discovery of the 400 million-year-old fossil of a coelacanth fin has helped scientists to bridge the evolutionary gap between fins and limbs.
Evolutionary biologists at the University of Chicago believe that the pattern in the fossilised fin closely resembles those of living ray-finned fishes.