Takes readers on a journey into the ocean, showing examples of how the animals and plants of the ocean are connected and dependent on each other and the ocean's

Takes readers on a walk at a sheltered bay, showing examples of how the animals and plants of estuaries are connected and dependent on each other and the estuar

Takes readers on a walk in a swamp, showing examples of how the animals and plants of wetlands are connected and dependent on each other and the wetland's water

Takes readers on a journey into a lake, showing examples of how the animals and plants are connected and dependent on each other and on the lake's freshwater en