Compare and Contrast

Perhaps you've seen an otter swimming and playing at a zoo or aquarium, but do you know how do these amazing animals live in the wild? Most are found in freshwater habitats, while others make their home in coastal kelp forests or can be found feeding along rocky shores. There are many similarities between river otters and sea otters, but there are also vast differences. Explore fascinating facts about these playful, aquatic mammals, meet the species, and awe at adorable photos in this latest installment of the Compare and Contrast Book series.

Polar bears and penguins may like cold weather but they live at opposite ends of the Earth. What do these animals have in common and how are they different? You might see them near each other at a zoo but they would never be found in the same habitats in the wild. Compare and contrast these polar animals through stunning photographs.

Trees give us yummy apples but also help us build houses. One of these is natural, the other man-made. Can you identify the natural resource? In this edition of The Compare and Contrast Book series, we investigate common items around us and how natural materials are made into tools, toys, and even electricity. After exploring dozens of photos, readers will be a pro at identifying ways we use natural resources from plants, animals, and elements below the Earth's surface.

Everything around us is made from the Earth. Some things are easily replaced, while others are not. Think about the food you have eaten or the energy it took to zoom to school on the bus. What natural resources have you used today, and are they easy to replace? Step through the latest book in the Compare and Contrast series to learn about the world's resources, how long they take to reproduce, and how technology and ingenuity are helping to relieve the strain on some of our most precious reserves.

Yes, some of the 18 species of penguins live in cold, polar regions, but most penguins live in warm climates. One species even lives near the equator! These birds "fly" through the water with flippers instead of the air with wings. Most are black and white, but one species is blue and white. Some have red eyes, and some have yellow eyes. Some even have colorful bursts of feathers atop their heads. What do they all have in common and how are they different? Explore and learn about these lovable birds in this latest installment of the Compare and Contrast Book series.

Perhaps you've seen an otter swimming and playing at a zoo or aquarium, but do you know how do these amazing animals live in the wild? Most are found in freshwater habitats, while others make their home in coastal kelp forests or can be found feeding along rocky shores. There are many similarities between river otters and sea otters, but there are also vast differences. Explore fascinating facts about these playful, aquatic mammals, meet the species, and awe at adorable photos in this latest installment of the Compare and Contrast Book series.