Creatures of the sea

Text and photographs describe sponges and their role in the food chain of the sea.

Presents a short study of sea urchins, what they look like and where they live, the various species of sea urchins, their life cycles, and other interesting facts about them.

Presents an introduction to the coral reef ecosystem, and describes the characteristics, behaviors, and life cycle of coral polyps.

Discusses lobster habitat, anatomy, life cycle, hunting methods, and predators.

Presents an introduction to sea otters, in simple text with illustrations, including information in their physical characteristics, behavior, and life cycle.

Describes the anatomy, shapes and colors, reproduction, defenses, and neighbors of sea anemones and explains how they eat.

Presents a short study of the life cycle of manatees, and describes their physical characteristics, where they live, efforts to protect their species, and more.

Examines the habitats, anatomy, mating habits, and hunting methods of sea horses, and discusses the threat posed to sea horses by humans, and conservation efforts.

Describes the physical characteristics, behavior, predators, and life cycle of the sea star, also known as the starfish.

Describes the physical characteristics, behavior, defense mechanisms, and life cycle of the ray, a close relative of the shark.