3Though they are most famous as parasites that feed by attaching themselves to larger hosts and sucking blood, leeches are actually a diverse group of worms.

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.

While some leeches fit the stereotypes, others lead very different lifestyles. Readers will learn all about the world's leeches, from where they live and how they move around to how they reproduce and how they can be beneficial to humans.