Eyes are the window between an animal and its environment, and if your environment has changed as much as a whale’s has over the last 50 million years, they tell an intriguing story about your evolutionary history. As marine mammals that descended from terrestrial ancestors, whales and dolphins have many adaptations for aquatic living, including underwater vision, but we still know very little about how these adaptations evolved at the genetic level.
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Shedding light on the evolution of whale vision
