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Evolution

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Gasterosteus Aculeatus

RE-PRODUCTION OF EVOLUTION

A certain small fish isproving to be very helpful in answering the questions about evolution. The Gasterosteus Aculeatus commonly rferred to as the three spine stickleback was usually found in the sea. However, after around 10,000 passed, and there were changes in the environment, the glaciers melted and these fish found their way into freshwater [...]