Jellyfish

What animal has a jellylike body, long tentacles, and the power to stop a persons heart? Its the jellyfish, and these adaptations have helped it survived over hundreds of millions of years. Readers will learn all about these living fossilsfrom their life cycle to their habitatsand how those traits and everything in between have changed little over the course of time. Age-appropriate text and bright images of fossils and living jellyfish give readers a sense of this animals ancientness. A glossary, index, and websites provide opportunities for additional learning.