A soothing bedtime story answers the question of how marine mammals--animals that breathe air--manage to sleep in the ocean, inviting children to drift into peaceful sleep on the gentle waves of imagination.

A soothing bedtime story answers the question of how marine mammals--animals that breathe air--manage to sleep in the ocean, inviting children to drift into peaceful sleep on the gentle waves of imagination.

An introduction to marine food webs and habitats joins the humpback whales in their ocean journey as they migrate through seasonal changes.

The ocean is an old, old place, and the exotic animals in the depths have learned to adapt to their surroundings to survive. Can you find the creatures hidden on every page? Includes "For creative minds" educational section.

The California sea lion can swim at speeds of up to 25 miles per hour. Its speed helps it escape from predators such as sharks and killer whales. Sea lions are not just fast; they’re also smart and playful. They can even learn to perform tricks at zoos and aquariums! These are some of the fascinating facts kids will discover as they learn all about these swift marine mammals. Eye-popping photos and clear, easy-to-read text will engage emergent readers as they discover the anatomical features that help California sea lions reach fast speeds. A "Speed-o-Meter" graphic compares the sea lion’s top speed to that of other animals.

What’s the difference between a seal and a sea lion? These “second cousins” of the sea look similar, but there are many ways to tell these creatures apart. From ear shape to the noises they make to communicate, seals and sea lions are amazing creatures with both shared features and many truly unique attributes. They both share an ocean habitat, but when readers take a closer look, it’s easy to discover how they each fight off predators, mate, and raise their young in different ways. Captivating full-color photographs help to bring these marvelous mammals to vivid life.

Imagine an animal whose tongue can weigh as much as an elephant, and whose heart can weigh as much as a car. Blue whales are amazing animals that we have to weigh in tons, not pounds. This book explores the aquatic lives of the largest animals on Earth, from what they eat to where they live and just how big they really are. Through full-color photographs paired with accessible text, young readers will be amazed to learn that these massive animals survive by eating tiny plankton.