Find out how the enormous, plant-eating Apatosaurus gained the name 'deceptive lizard.' Learn what role it played in 'The Great Bone Wars' of the 1870s. Follow the many changing theories surrounding Apatosaurus, and come up with your own ideas about what life was like for this strange and mysterious dinosaur! Additional features to enhance comprehension include informative sidebars, a glossary of key words and phrases, sources for further research, a Did-You-Know section, and an overview of the geologic time scale.
Which animal athletes would win the gold, silver, and bronze medal in a swimming competition: the sailfish, leatherback sea turtle, or bottlenose dolphin? Explore the animal kingdom's best swimmers and compare how their skills rate against one another. Additional features include fun facts, captivating photos, a phonetic glossary, an index, and sources for further research.
Which animal athletes would win the gold, silver, and bronze medal in a weightlifting competition: the mountain gorilla, horned dung beetle, or bald eagle? Explore the animal kingdom's strongest animals and compare how their skills rate against one another. Additional features include fun facts, captivating photos, a phonetic glossary, an index, and sources for further research.
Which animal athletes would win the gold, silver, and bronze medal in a sprinting competition: the green basilisk lizard, cheetah, or peregrine falcon? Explore the animal kingdom's best sprinters and compare how their skills rate against one another. Additional features include fun facts, captivating photos, a phonetic glossary, an index, and sources for further research.
Which animal athletes would win the gold, silver, and bronze medal in a long distance competition: the blue wildebeest, humpback whale, or Arctic tern? Explore the animal kingdom's best distance athletes and compare how their skills rate against one another. Additional features include fun facts, captivating photos, a phonetic glossary, an index, and sources for further research.
Which animal athletes would win the gold, silver, and bronze medal in a high jumping competition: the klipspringer, jumping spider, or red-eyed tree frog? Explore the animal kingdom's best jumpers and compare how their skills rate against one another. Additional features include fun facts, captivating photos, a phonetic glossary, an index, and sources for further research.
Which animal athletes would win the gold, silver, and bronze medal in a gymnastics competition: the mountain goat, Eastern gray squirrel, or sifaka? Explore the animal kingdom's best gymnasts and compare how their skills rate against one another. Additional features include fun facts, captivating photos, a phonetic glossary, an index, and sources for further research.
Which animal athletes would win the gold, silver, and bronze medal in a boxing competition: the red kangaroo, boxer crab, or spiny-tailed lizard? Explore the animal kingdom's best boxers and compare how their skills rate against one another. Additional features include fun facts, captivating photos, a phonetic glossary, an index, and sources for further research.
Long ago, a once-mighty Allosaurus stalked the land searching for helpless prey for dinner, too sick to battle stronger dinosaurs. Millions of years later, scientists discovered the bones of this 'different lizard' in Wyoming and named him Big Al. Read how Big Al helped them learn more about Allosaurus and its days on Earth. Additional features to enhance comprehension include informative sidebars, a glossary of key words and phrases, sources for further research, a Did-You-Know section, and an overview of the geologic time scale.
Learn all about African elephants, including where they live, why they are endangered, and how people are working together to save them. Chapters explain physical characteristics and behaviors as well. Additional features include full-color photographs, informative sidebars, detailed maps, a glossary of key words and phrases, and an introduction to the author.
In Understanding Biomes, students will learn about the different biomes that exist on Earth. Readers will love discovering new information in this chapter book while also reinforcing learned skills with comprehension and extension activities.
This book looks at a desert food chain, discussing the plants and animals that are native to this habitat, threats to their survival, and what is being done to protect their environment.
This book looks at a forest food chain, discussing the plants and animals that are native to this environment, threats to their survival, and what is being done to protect their habitat.
This book looks at a freshwater food chain, discussing the plants and animals that are native to this habitat, threats to their survival, and what is done to protect lakes, rivers, ponds, and streams.
This book looks at a grassland food chain, discussing the plants and animals that are native to this habitat, threats to their survival, and what is being done to protect the savannahs and grasslands.
This book looks at the Arctic food chain, discussing the plants and animals that are native to this environment, threats to their survival, and what is being done to protect them.
Veterinarians need to have the expert knowledge, skills, and tools to keep the world's animals healthy. The Career Expert Files series covers professionals who are experts in their fields. These career experts know things we never thought they'd need to know, but we're glad they do.
In Biome Beasts: Desert Animals, readers will discover how desert animals survive and thrive in the driest places on the planet. Photos, text, and sidebars describe how these animals adapt to the challenging climate of these regions. Earth’s four desert biomes – hot, semiarid, coastal, and cold – each have their own set of challenges for the living things within them.
In Biome Beasts: Grassland Animals, readers will discover how these animals survive in prairies, steppes, and savannas around the world. Grassland biomes are home to a wide variety of animals. Whether grazing on grasses, building communities underground, or sailing overhead, animals have adapted to the challenges found in both temperate and tropical grassland biomes.
In Biome Beasts: Deciduous Forest Animals, readers will discover how deciduous beasts rise to the challenges of the climate in each biome. Deciduous forests around the world are home to a variety of animals. Animals that are part of the temperate deciduous forest biome must adapt to the conditions of all four seasons to survive. Animals that are part of the tropical and subtropical deciduous forest biomes must adapt to both the wet and dry seasons.
In Biome Beasts: Boreal Forest Animals, readers will discover how boreal beasts survive the harsh climate. The boreal forest teems with wildlife during the short, mild summer. This changes quickly when fall arrives. Only the living things that have adapted to the region’s freezing temperatures and frozen land can remain in the forest year-round.
In Biome Beasts: Tundra Animals, readers will discover how animals survive and thrive in the treeless tundra. Tundra biomes have the harshest climates in the world. From the tiny Arctic bumblebee to the huge polar bear, every animal that lives in the Arctic or alpine tundra biome has adapted physically or socially to the harsh conditions.
In Biome Beasts: Freshwater Pond Animals, readers will discover how these animals survive and thrive in freshwater pond biomes around the world. Life in a pond is exciting. Birds, bugs, and shrews skitter across the surface. Turtles and fish zip along under the water’s surface. Beavers, herons, and others make themselves at home by the pond’s edge.
In Biome Beasts: Estuary Animals, readers will discover how and why animals survive and thrive in these sheltered biomes. Life in the estuary is always changing. Ocean tides of saltwater flow in and out of the estuary and mix with the fresh water that flows from rivers and streams. The animals that swim or wade in the waters or make the mudflats their homes must have physical or social adaptations that allow them to live in the salty mix.
In Top Ten: Fastest Land Animals, readers will discover surprising facts about ten of the fastest land animals on the planet. Eat or be eaten? Speed can make the difference!