A rainbow-colored octopus spotted off the Philippine coast

Around 1000 Brooding Octopuses Spotted Off California Coast

Impressive seal versus octopus attack off the coast of Eden on the Far South Coast

Octopus inks after coming face-to-face with diver off Menorca's coast

host-like octopus seen off the coast of Hawaii

Giant octopus 'shakes hands' with diver off Washington coast

Octopus won't let go of man's hand during swim off the coast of Spain

Giant octopus hunts and subdues fish off the coast of Russia's Vladivostok

Mummified body of German adventurer found in yacht off Philippine coast

Hammerhead shark spotted off Florida's coast

Whales Spotted By Drone Off Coast of South Africa

Rare double waterspout spotted swirling off Vietnam coast

'Absolutely unforgettable': whales spotted off the coast of UIverstone

Great White Shark Spotted Off The Coast Of Florida

Dolphins spotted off Kent coast

Dolphin 'Stampede' Spotted Off Californian Coast

Multiple Sharks Spotted Off San Clemente Coast

Submarine Spotted Off the Coast in Hawaii

Giant jellyfish spotted by a diver off the coast of Cornwall

Oil leak spotted around cyclone-affected barge off Palghar coast in Maharashtra

Rare superpod of dolphins spotted off the coast of East Sussex

Indigenous activist’s message to world leaders

The rare and elusive sharks that live for hundreds of years

The truth behind "cute" animal videos

Divers are restoring coral reefs back to life

Why this rare octopod balloons itself

5 good news stories for the planet