A ray is essentially a flattened shark. They still have the same flexible ... whereas in rays they are found on the underside of the body. The gills are packed with blood vessels, which absorb ...

The females fight it out for the best position in the circle by using body language and striking subordinates with the underside of their jaw, forcing them to the outer reaches of the circle.

Like many shark species, a manta ray must constantly move to avoid sinking ... The dark spot pattern on the underside of each one is unique and serves as an ID. The reef manta ray in this ...