Antarctic waters may shelter wrecks from shipworms
Ocean currents and polar front form 'moat' that keeps destructive mollusks at bay
![](https://i0.wp.com/www.sciencenews.org/wp-content/uploads/2013/08/sm_High-resolution-Electron-Micrograph-of-Osedax-antarcticus-28Photo-Adrian-Glover29_0.jpg?fit=860%2C460&ssl=1)
NEW BONE-EATER A new species of worm that feeds on the bones of dead whales, Osedax antarcticus, turned up in a study of what happens to bones and wood that sink in Antarctic waters.
Courtesy of Adrian Glover/Natural History Museum