Swell sharks are cool, funny sharks that are adorable. The funny part of swell sharks is that they form piles with other swell sharks in the daytime as they are nocturnal. Swell sharks also can inflate their body with water, this makes it pretty much not possible to get the shark out of were ever it is hiding, they also do this with air if they are somehow above water. These are bottom dwelling sharks that are normally found at about 100-1,500 feet bellow the surface. Swell sharks grow up to 3 feet long and hunt at nighttime and "sleep" in rocky crevices by daytime. These sharks are often found is aquariums captivity as they can live in for many years in captivity, they are also very cute and most people like cute things.