The underwater world is filled with some pretty incredible creatures, from flying fish to eyeless deep-sea dwellers. But ...

These creatures are pretty spooky and could easily fit into ... strong wings that allow them to swim in cold, open water.

There are fish in every shade imaginable, gliding gelatinous jellyfish, mesmerising plants, and colourful coral, and even ...

"Yes!" Narrator: This is a dead whale, which scientists recently discovered at the bottom of the Pacific Ocean covered in all kinds of creatures from bone-eating worms to deep-sea octopuses.

Director Ridley Scott may have just found his next alien. An extremely deep-dwelling and spooky-looking sea creature was discovered inside a vast trench off South American shores. This discovery ...