The largest ray in the world (up to 8m wide!), the giant manta is a graceful and gentle ... extremely intelligent and possess the largest brain of any fish. Glial cells are thought to be a sign ...

Visitors on a Fullers Great Sights sightseeing tour got a treat, at the weekend, when about 50 manta rays gave them an ...

A US military submarine that looks like a giant metal manta ray and is currently under development passed its first major ...