The largest ray in the world (up to 8m wide!), the giant manta is a graceful and gentle creature. They can make migrations across the oceans, finding their way by following topographical maps ...

Manta rays are elegantly shaped. They swim by flapping their fins like enormous wings, and their gills filter for plankton ...

"Our successful, full-scale Manta Ray testing validates the vehicle’s ... global rapid deployment can be done without ...

The new underwater drones, with names such as Ghost Shark, Herne and Manta Ray, can typically dive thousands of feet below the surface and operate largely without human interaction for days on end.

Bentfin devil ray landed in Indonesia. “Manta and devil rays are among the most iconic and legislatively protected marine species, yet they remain incredibly vulnerable to overfishing,” said Dr.