Although there are over 9,000 species of birds in the world, each develops from a single-celled egg, is incubated, hatches, and grows to adulthood. Some bird life cycles involve migration. The Life Cycle of a Bird focuses on the various stages and explains the differences in the length of time birds incubate their eggs and care for their young, the development of a chicken embryo and how a chick hatches, the dangers to nesting habitats, and the effects of pollution and how these affect the life cycle of birds.
These busy insects have intrigued people of all ages for thousands of years. The Life Cycle of a Honeybee describes each stage of a honeybee's life cycle from egg to adult. Full-color photographs, beautiful illustrations, and easy-to-understand text highlight how a queen lays eggs and forms a new hive, how eggs develop into workers, drones, or queen bees, how the body of a larva changes to that of an adult through metamorphosis, the roles of workers, drones, and queens in the hive, and how honeybees find food.
Frogs begin their lives as tiny tadpoles living in water. As adults, they live both on land and in the water. The Life Cycle of a Frog details the changes in a frog at the four stages: egg, tadpole, froglet, and adult. Illustrations, photographs, and easy-to-read text explain the facts about how the frog breathes and eats at each stage, the differences in the metamorphosis of frogs in southern and northern climates, and the dangers to frogs from pollution, pesticides, and destruction of habitat.
Mosquitoes have lived on Earth for more than 30 million years! Close-up photos and detailed illustrations depict the amazing changes a mosquito goes through in four stages: egg, larva, pupa, and adult. Kids will enjoy reading about different species of mosquitoes and - most importantly - why they bite! Topics include mosquito bodies and senses, where mosquitoes lay their eggs, the differences between male and female mosquitoes, and the diseases mosquitoes transmit and how to avoid mosquito bites.
Hundreds of thousands of beetles live all over the world in habitats as diverse as swamps, rainforests, and deserts. The Life Cycle of a Beetle describes the growth and development of these fascinating insects from egg to adult. Full-color images of all kinds of beetles, from the familiar to the extraordinary, are included. Illustrations and photographs illuminate topics such as where beetles lay their eggs, the transformation from larva to pupa to beetle, differences between male and female beetles, how beetles defend themselves against predators, the dangers faced by beetles, and how children can help beetles.
Bears are some of the most loved animals on Earth. All over the world, however, bears are at risk. In Endangered Bears, kids will learn about the lives of these beautiful animals and why they are at risk of becoming extinct. Topics include a bear's life cycle, the many habitats in which bears live around the world, how bears communicate through body language and sounds, and threats from hunting, poaching, shrinking habitats and global warming.
Introduces facts about anacondas, including physical features, habitat, life cycle, food, and threats to these rainforest creatures. Photos, captions, and keywords supplement the narrative of this informational text. Questions in the backmatter ask for text-dependent analysis.
Introduces facts about chimpanzees, including physical features, habitat, life cycle, food, and threats to these rainforest creatures. Photos, captions, and keywords supplement the narrative of this informational text. Questions in the backmatter ask for text-dependent analysis.
Honeybees are known for their familiar buzzing and honey production. Learn how an experiment meant to increase honey production created aggressive Africanized honeybees that have taken over territory and caused big problems for beekeepers, farmers, and anyone unlucky enough to disturb them.
The Hands on Science series provides students with background on key concepts in Science. Each title includes engaging hands on exercises that bring the concepts to life for kids. Real World Science: Protecting Ecosystems, provides information on natural changes vs. changes brought about by people, wise use of ecosystems, and restoring damaged ecosystems.
The Hands on Science series provides students with background on key concepts in Science. Each title includes engaging hands on exercises that bring the concepts to life for kids. Real World Science: Earth's Biomes, includes information on tropic rain forests, deciduous forests, grasslands, deserts, taiga, and tundra.
Arbor Day is held on the last Friday of April across the United States. Observers are encouraged to plant trees across the nation and remember the importance of forests and the environment. Young readers will learn about the importance of environmental awareness through this unique celebration that began in the 1800s.
Caring for Earth is everyones job! Readers will discover some of the different ways they can have a positive impact on the environment. From planting trees and eating locally grown foods, to pre-cycling and protecting animal habitats, children will learn to take personal responsibility for environmental stewardship. Readers will discover how they can be effective problem-solvers when it comes to protecting the planet.
In this innovative title, young readers learn what it means to be a citizen of the global community. From water wells in Africa to global disaster relief, children will learn about different needs around the world and discover their own abilities to make the world a better place.
Centuries ago, explorers brought hogs to the Americas as a food source. Some of these boars made it into the wild, where their offspring have managed to survive ever since. Wild boars will eat almost anything from garbage, to crops, to other animals. They can also spread disease. Read this book to find out more about how wild boars cause problems around the world and what experts are doing to find solutions.
How the Giant African Snail destroyed field crops and flower gardens and spread diseases to people thousands of miles from their native Africa.
Termites can invade homes and cause a lot of damage. Termites that invade new countries can damage more than just homes. The Formosan subterranean termite was accidentally brought to the United States on infested ships. These invaders have disrupted ecosystems and caused billions of dollars in damage to buildings, crops, and trees. Look inside to learn more about these termite invaders and find out what experts are doing to fight back.
The Walking Catfish have upset the balance of the ecosystems and hurt local economies.
Fire ants are tiny, but they pack a powerful sting. Some kinds of fire ants were accidentally brought to North America from South America in cargo ships. Look inside to learn how these invasive fire ants have spread to many places around the world and why they are a threat to wildlife, human beings, and economies.
Bullfrogs are big eaters, consuming almost anything that fits in their mouths. Meals include birds, turtles, snakes, and even other frogs. At one time, bullfrogs lived only in North America and east of the Rocky Mountains. Today, the large frogs have invaded many parts of the world, causing problems for native wildlife. Look inside to discover how bullfrogs became an invasive species and what is being done to help stop their spread.
the Sea Lamprey have invades the Great Lakes where they have killed off native species and harmed the fishing industry. Find out hoe they arrived, the problems they cause and other places that are on the lookout for these animals.
How the Brown Tree Snake made themselves at home, disrupted the island's ecosystem, and created problems for its people and native animals.
Dramatic photographs of spewing and flowing lava will capture the attention of any child. In this fantastic book, children will be excited to learn what a volcano is and what makes it erupt. Simple explanations describe the different kinds of volcanoes, including cinder, cone-shaped, shield, and composite as well as the different kinds of lava and the land formations they create on land and under the ocean. Other topics include the reason volcanoes often erupt during earthquakes, why giant tsunami waves are sometimes created by underwater earthquakes, and how volcanoes are studied in order to predict and prepare for eruptions. Children will also enjoy making their own volcano out of household materials.
This magnificent book uses beautiful photography to help young children understand that oceans are a type of habitat or place in nature where plants and animals live. Simple text explains why some oceans are warm and some are cold, which kinds of plants and animals live in oceans, and how the bodies of ocean animals are built to help them glide through water. Other topics such as photosynthesis, tide pools, and coral reefs are briefly and simply explained. Children will be delighted by the images of seals, penguins, polar bears, dolphins, and more.
Coasts are areas of land next to oceans. Coasts can be sandy or rocky and have landforms such as cliffs, sea stacks, caves, and arches. Coasts can be next to open oceans or be sheltered in bays or coves. In this beautifully photographed book, Bobbie Kalman takes children on a tour of different coasts, where they can ride some breathtaking ocean waves or meet underwater animals that live in nearby coral reefs. Children will also be introduced to some amazing coastal cities and learn about famous coastal rock formations.