Collins New Naturalist Library - Ponds, Pools And PuddlesThe first chapter discusses what ponds, pools and puddles are, how they differ from rivers and lakes, their origin natural or man made, the different types of ponds and their abundance and distribution in Britain. A second chapter looks at ponds as ancient natural habitats that have existed for millennia on the earths surface. Ancient pond communities, as preserved in inter and post glacial sediments, are compared with modern pond communities. This