It is published in the journal PLOS Biology. Two were shallow seamounts, with peaks less than 100 meters below the surface—and these were teeming with vast numbers of predators, including sharks ...

The highest peak here is more than 7,500 feet tall. Seamounts generally form when volcanic mountains rise up from the seafloor but fail to reach the surface (those that break the surface become ...

With more than 530 species of sharks within the world's oceans, these predators play a major role in stabilizing the underwater ecosystems. From glow-in-the-dark abilities in swell sharks, to the ...