Sharklike Fish With Weird, Buzz-Saw Jaws Sliced Through the Seas, Then Vanished. Now, Paleontologists Are Unraveling Their Secrets

Smithsonian MagazineFriday, January 9, 2026 at 3:00:00 PM
NeutralScience
Sharklike Fish With Weird, Buzz-Saw Jaws Sliced Through the Seas, Then Vanished. Now, Paleontologists Are Unraveling Their Secrets
  • Paleontologists are uncovering the secrets of extinct sharklike fish known for their unique buzz-saw jaws, which once dominated the seas but have since vanished. Recent CT scans and studies of their closest living relatives, the big-eyed ratfish, are providing new insights into their biology and ecology.
  • Understanding these ancient creatures is significant as it sheds light on evolutionary processes and the diversity of marine life, offering clues about how similar adaptations may have developed in other species over time.
— via World Pulse Now AI Editorial System

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