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Small worlds: Communities of living things
Small worlds Communities of living things Author:Howard Everett Smith Contents: What is an Ecosystem? An Old House; A Sand Dune; The world of Milkweed; A Tidal Pool; The World of Cliffs and Boulders; An Old Wooden Barn; A Waterfall Spray Area; A Tree; A Vacant Lot; A Fence Line on the Prairie; Roadsides