A miles-long cluster of dolphins was filmed leaping and gliding across Carmel Bay, forming an unusual "super pod" of more than 1,500 of the marine creatures.

The mysterious drones that lit up skies across the US late last year were authorised by federal regulators and "not the enemy," the White House has announced. The Federal Aviation Administration (FAA) had approved the drones for research and many also belonged to people in the area,