we aren't able to see the swell shark glow with the naked eye. We can only see it when these sharks are placed under a blacklight. But some fish that live in the ocean, including other swell ...

Being sharks, they’re hunters but also potential prey for other species, so glowing in the dark might not seem like a very useful feature, but it actually is. Many fish that live near the bottom ...

Microsoft and our third-party vendors use cookies to store and access information such as unique IDs to deliver, maintain and improve our services and ads. If you agree, MSN and Microsoft Bing ...

The shark had the fish in its jaws and was shaking it violently ... to watch the dim blue glow gradually filter from above into the inky depths, where I waited with the drowsing groupers.

In February, researchers from conservation organisation Condrik Tenerife were about two kilometres off the coast of Tenerife ...