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.
The mountain gorillas of Central Africa are a critically endangered species because of poaching, hunting, habitat loss, exposure to human diseases, and war. Readers will find out more about how people are working together to save these animals through habitat conservation and education.
At one time, the howling of gray wolves was a common sound throughout North America. Readers will learn more about these pack animals and what brought them to the edge of extinction. They will also find out more about the steps that have been taken to reintroduce gray wolves to the territories where they once roamed freely.
With fascinating information and facts, alongside beautiful pictures, students will learn about the Karner Blue Butterfly, its status on the endangered species list, why it has become endangered, and how it is planning on staging a comeback on the road to recovery.
The graceful, little key deer lives in the Florida Keys. Readers will learn more about these deer, how they became endangered, and what conservation groups are doing to help them make a comeback.
The Mongolian wild horse was once considered extinct in the wild and only a few existed in zoos. Find out how scientists working together have reintroduced Mongolian wild horses to their former habitat and are helping them take their first steps on the road to recovery.
Gray whales live in the Pacific Ocean and can grow to be 50 feet (15 meters) long. Readers will discover how whale hunters brought these huge mammals to near extinction and how people are working together to help these giants of the sea fight for survival.
The whooping crane is a unique bird found only in North America and known for its whooping call great height for a bird. Readers will learn about the whooping crane's fight for survival as hunters killed them for their beautiful feathers and humans drained their wetland habitats to build houses.
The American bison was hunted to near extinction in the 1800s as settlers moved west across what is now the United States. Readers will learn about this animal that is a symbol of the American West and find out what steps were taken to help increase the American bison population.
Readers are introduced the habitat and lifestyle of the American Alligator and learn how the American Alligator is making a comeback from near extinction. Find out how people in the southeastern United States are learning to live with these amazing creatures.
An elephant seal has a thick layer of blubber that keeps it from freezing in cold northern waters. This protective layer of blubber was prized by hunters who killed so many elephant seals that there were fewer than 100 left alive. Discover how government leaders and others took action to save these sea mammals from extinction.
The small golden lion tamarin is known for its brownish-red mane, long tail, and territorial nature. Readers will learn about these creatures and how destruction of their coastal forest habitat almost led to their extinction. Find out how zoos and conservationists have collaborated to save the golden lion tamarin.
Many people are afraid of bats, but like every other living thing they play in important role in nature. Readers will learn about cave dwelling gray bats, how they became endangered, and how government leaders and scientists have teamed up to save these furry, flying creatures.
Metal ores are one of the Earth's most common minerals. Metals are useful in all types of industry because they last a long time, are conductors of electricity, and can be easily shaped. Since the first metal alloy was created more than 6,000 years ago during the Bronze Age, people have recognized the potential of extracting metallic elements from rock. Metals traces the history, uses, methods of extraction, and future of one of our most versatile resources. Topics include: early use of metals during the Bronze Age, the Iron Age, and the Copper Age which countries have the most deposits of metal ores, and how much metal different countries use extracting metals from ores by use of smelting, flotation, and leaching the equipment that geologists use to locate metal deposits in ore the lives of miners, including their working conditions, the equipment they use, and the dangers that they encounter working in open-pit and underground mines the role that recycling plays in saving our environment and how metals are recycled
The United States of America is a big, beautiful country. United States the Land celebrates the third-largest country in the world. Part of North America, the United States is bordered by Canada, Mexico, and two oceans. Young readers will learn about the history of the United States, as well as about the climate, agriculture, and natural landforms across the country's various regions.
The eruption of volcanoes are one of the most awesome and destructive natural events. Scientists study volcanoes so they can prepare and warn nearby residents of potential eruptions.
Music, movies and television, sports all make use of sound engineers. This book describes the tasks and expectations of this cool job.
Robots, once a staple of science fiction, are a big part of science and industry today. This book gives a glimpse at the amazing things robots do.
Much of the battle against disease is fought by these scientists and their amazing equipment. This volume recounts the history as well as the current state of the art.
Best-selling books and television shows have helped unlock the mystery behind the work of these scientists. Using amazing tools and techniques, these workers unlock the clues to solve a case. Look inside to explore what forensic scientists do and how they do it.
Television shows have made the work of these scientists familiar to many people. These technicians unlock the clues to crime through science. Look inside to see what a crime scene investigator does, and what it takes to become one.
Law enforcement is keeping up with technology - and the criminals attempting to take advantage of it. Cyber cops use the latest electronic devices to track and find the bad guys.
Asian carp have big appetites and can leap out of the water when startled. They were brought to the United States from their native Asian habitats to control algae growth on fish farms. Find out what happened when some of these big, jumping fish escaped and made their way up the Mississippi River.
