Adding to the oozy entertainment: mud castles, mud trivia and - of course - mud wars. "I think the kids enjoyed that they were allowed to get messy and that their parents played in the mud with ...

Scientists call this very fine accumulation “pluff mud.” It is a dark, slimy, oozy, gooey mess that has a distinctive smell. Marine biologists love pluff mud. It is full of life, death and ...