Keepers of the Reef

Takes children to the underwater world of Australia's Great Barrier Reef for a prime example of how a complex ecosystem depends on its keystone species.

Sharon Wismer—reef ecologist and mom—is the best tour guide a kid could have for a visit to the underwater world of Australia’s Great Barrier Reef. Alice Wong’s richly detailed, accurate watercolors take a boy and girl snorkeling to see the fishes that maintain the ecological balance between the corals and their main competitor, algae. Witho...