The animals commonly known as sea pigs are in fact a type of sea cucumber. They are found in all the world’s oceans. In some areas, they comprise more than 95% of the total weight of animals on the deep-sea floor. Despite their abundance, most people will never see a sea pig, as they live in the coldest and deepest parts of the ocean.It’s a shame, because these little piggies are both cute and play an essential role in the ocean ecosystem.Read the story: The Creature Feature: 10 Fun Facts About Sea Pigs.