Sea slug blooming under the ocean (1)

Looks quite like an alien creature but the uncle

Looks pretty much like alien creatures, but these colorful "snails" are actually wonderful things on the bottom of the sea.

Picture 1 of Sea slug blooming under the ocean (1)

Nudibranchs are a type of molluscs, with the same family as the slugs but no shells.

Picture 2 of Sea slug blooming under the ocean (1)

In Latin and Greek, sea cucumbers mean 'carrying the ceiling'.

Picture 3 of Sea slug blooming under the ocean (1)

Sea cucumber has lost its shell after its larval stage.

Picture 4 of Sea slug blooming under the ocean (1)

These photos were taken in the waters of Indonesia, the Philippines and Papua New Guinew, the Mediterranean and the Red Sea.

Picture 5 of Sea slug blooming under the ocean (1)

Photographer Franco Banfi traveled around the world to capture these pictures.

Picture 6 of Sea slug blooming under the ocean (1)

There are about 3,000 species of sea cucumbers in the world.

Picture 7 of Sea slug blooming under the ocean (1)

We can catch them crawling on rocks, on seaweed, sponges, corals .

Picture 8 of Sea slug blooming under the ocean (1)

In most species, the gills are on the back of the sea slug.

Picture 9 of Sea slug blooming under the ocean (1)

They live at all sea level, but reach the largest size and have the most biodiversity in warm, shallow waters.

Picture 10 of Sea slug blooming under the ocean (1)

Scientists believe that this species has evolved in a colorful way to disguise its surroundings, avoiding enemies.

Picture 11 of Sea slug blooming under the ocean (1)

Another theory is that this may be a way to warn predators that they can be poisoned by touching these colorful creatures.

Update 16 December 2018