From jellyfish with tentacles up to 5 meters long, to giant octopuses or monster eels that can swallow prey larger than themselves… Life on the ocean floor is an unexplored mystery. destroy it all.

The tentacles of the box jellyfish ( Chironex fleckeri ) trail behind it and can be up to 4.6 m long. Found in northern Australia and surrounding waters, just one bite from this creature is enough to kill. The largest one can have up to 60 tentacles.

A crab crawls on the red tentacles of a horn coral in the waters of Fiji. Horn coral captures plankton in its growths. Horn corals also provide shelter for small organisms below the reef.

Looking like a deep-sea monster, this greedy eel can eat prey larger than itself and swallow it into its bloated stomach.

The mysterious teardrop crab ( Pelia mutica ) sought refuge in a sea foam near the Caribbean island of Bonaire. Based on its small body with a bright red shell only about 1.3 cm long, the crab can hide well in the sponge.

A shrimp hides in anchor coral in Maumere Bay, Indonesia. Anchor corals, which have anchor-like tentacle tips, function to attack neighboring corals and protect the area.

The white-spotted sea squirt ( Pycnoclavella diminuta ) in Indonesian waters looks like aliens with their mouths open, waiting to eat. In fact, these creatures are food filtering machines with a siphon tube to absorb water and another tube to expel water.

A pipefish swimming with a long snout in the Pacific Ocean. Related to seahorses, more than 150 species of pipefish are distinguished by their scaleless armored shells. This small fish often lives in vegetation on the seabed to hide from enemies.

With their striking purple color, the shrimp scrubbers in the waters off the Caribbean island of Bonaire, working very hard. They cooperate with anemones and attract fish to scrub and eat plaque such as mold and parasites.

This brightly colored sea snail lives in the Sulu Sea of the Philippines. They usually live in tropical waters in the western Pacific Ocean.

Looking like hills and valleys, it is the eye-shaped head of a giant octopus of the Pacific Northwest. The creature Enteroctopus dofleini can be up to 9 m long with arms reaching up to 5 m.