Oligocene-Period Dolphin Had Procumbent Tusk-Like Teeth sci.news - get the latest breaking news, showbiz & celebrity photos, sport news & rumours, viral videos and top stories from sci.news Daily Mail and Mail on Sunday newspapers.
University of Otago, New Zealand, researchers have described a new genus and species of dolphin from the late Oligocene. In their paper, "A new dolphin with tusk-like teeth from the late Oligocene of New Zealand indicates evolution of novel feeding strategies," published in Proceedings of the Royal Society B, the team describes the toothy fossil features of the 25 million-year-old aquatic mammal and how they were likely used.