Oligocene-Epoch Whale Had Neither Teeth Nor Hair-Like Baleen

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A team of U.S. paleontologists has described a remarkable new species of whale that lived about 33 million years ago (Oligocene epoch). The researchers found that this toothless whale, named Maiabalaena nesbittae, had no baleen, showing a surprising intermediary step between the baleen whales that live today and their toothed ancestors. “Maiabalaena nesbittae represents a […]