Showing results for "Science" in Ecology

Blue whales are the largest animals to ever have lived on Earth! But they are often hidden from human eyes deep beneath ocean waves. Find out their secrets and get all the facts about these majestic water mammals.

The climate in a region affects all aspects of life. This book looks at tropical climates. It explores the characteristics of the land and weather in regions with tropical climates, and how plants, animals, and people have adapted to life in tropical regions. The effects of climate change and other developments are also covered.

All living things need air to survive. Air also protects Earth. Discover why air is an important part of nature!

Look up! All mountains rise high into the sky, but there is more to these landforms than meets the eye! Some form when two pieces of Earth's crust push up land. Erupting volcanoes form others. Some are growing, while others are shrinking. Give beginning listeners all the need-to-know information about mountains, including their characteristics, how they form, and where they can be found around the world.

Some dogs are black. Other dogs are brown. Some plants have purple flowers and others have white flowers. Living things have different traits that they pass onto their offspring. Let’s investigate traits to learn more!

Some animals live in water. Some animals live on land. The land that animals live on can be very different. What makes a place the right home for an animal? Let’s investigate habitats!

Plants are living things. They need certain things to grow and live. What are they? Let’s investigate what plants need to survive!

Plants make pollen so more plants can grow. The pollen needs to get from plant to plant. How does this happen? Let’s investigate pollination!

Animals are living things. They need certain things to grow and live. What are they? Let’s investigate what animals need to survive!

Bald eagles, bees, and bats all fly. But a bee is an insect. A bat is a mammal. And a bald eagle is a bird! Why are these animals sorted into different groups? Let’s investigate animal classification!

How did life begin? How many species are on our planet? Can we bring extinct species back to life? When it comes to life on our planet, there are a whole lot of questions we’re still trying to answer. Get ready to explore the unknown and discover how scientists are working to solve the mysteries of living things.

¿Cómo encuentra una biznaga suficiente agua para crecer en un desierto? ¿Cómo resisten el calor las liebres, las serpientes y las lagartijas? Calma tu sed y descubrirás por qué el desierto es uno de los tesoros de la Tierra.

Weather includes all the conditions in the air around us. Snow, rain, sleet, and hail are all forms of weather. So is the temperature of the air and the amount of moisture in it. Learn all about weather, including how and why it changes from place to place and time to time.

Why should you care about climate change? Weather affects your everyday life and climate change can have major impacts. Discover how scientists study climate change, what current research shows, and what you can do to reverse its effects.

Follow along with this class as they explore a creek near their school in Pennsylvania! They want to learn about the water and its ecosystem, so they perform a survey to determine its quality and biota. What do you think they will find?

What is the difference between a savanna and a prairie? How do bison, zebras, and other grazers avoid hungry grassland predators? Trek across the plant-covered landscape of this book, and find out what makes grasslands one of Earth's treasures.

Exploring life on Earth has never been simpler.

[English] What lives in a wetland besides flamingos, ducks, and other birds? How do plants survive in the soggy soil? What jobs do wetlands do? Find out what makes wetlands one of Earth's treasures.

The massive grassy African savanna is filled with the hunting activity of predators and their prey. The stamina of the hyena allows the animal to hunt its prey until it is too tired to fight. The lion’s strength makes its attacks swift and severe. But which animal is the fiercest of the ecosystem? Compare and contrast each animal’s features and skills before you declare the winning predator.

With big eyes and ears and colorful bodies, a lot of creatures in nature look very cute. But don’t be fooled by their adorable appearance. When provoked, these animals can easily injure or kill a person. Their defense mechanisms like poison and sharp teeth and claws can turn them from darling to deadly. Get ready to discover some of the world’s cutest killers.