2Discover why swimmers have come to fear these strange, ancient animals.

Nature's Children series provides young readers (Ages 8-10) with fascinating information about the planet's most incredible wildlife species. Each title offers a complete picture of the animal- from birth to adulthood- and describes its place in our world, including how humans impact it and its environment. Jellyfish are among the most fascinating animals in Earth's oceans. Beneath the waves, these soft, ghostlike creatures drift through the water collecting prey with their dangling tentacles. Readers will discover how a jellyfish's body is structured, how jellyfish grow and reproduces, and how scientists classify jellyfish into different groups.