Mud may bring to mind splashing in puddles on a rainy day, but did you know it's also an important habitat? It's also a place carbon and micronutrients are stored--and that's not to mention the part it plays in coastlines, rivers, and other bodies of water! Who knew mud was so vital and interesting? Readers wade into mud facts in this colorfully illustrated volume, supporting their science curricula through descriptions of the processes, animals, and plants that need mud to keep an ecosystem healthy!