Breakthroughs, discoveries, and DIY tips sent six days a week. Terms of Service and Privacy Policy. The murky ink from cuttlefish (Sepia officinalis) could help deter ...

A plume of ink can help hide a cuttlefish as it scuttles away from a predator. But that smoke screen’s stench may also warn sharks to stay away. Nicknamed “swimming noses,” some sharks can sniff their ...

When it comes to fending off sharks, it turns out you might not "need a bigger boat," as recommended in Jaws—but just a bottle of cuttlefish ink. This is the revelation of researchers from University ...