In 1924, Arctic charr from Lake Geneva were stocked into Lake Allos; a century later, their descendants showed distinct metabolic responses under identical conditions
Lake Allos (French Alps), the largest natural high-altitude lake in Europe and one of the two study sites for this research. Credit: Hervé Rogissart In 1924, Arctic charr from Lake Geneva were introduced into Lake Allos. A hundred years later, scientists found that their descendants had developed different metabolic responses, even when raised under the…