Caribou are the reindeer of North America! These hoofed mammals grow huge antlers on their heads every year. The most impressive antlers can measure as long as 4 feet! This book calls elementary readers to join caribou in migrating the continent's northernmost forest and tundra biomes.

Tiny bristles called setae help earthworms burrow several feet into the ground. The earthworms bring nutrients and minerals to the surface, and on the way, their tunneling aerates the ground. Discover just how valuable these soil-stirrers are in this book for young learners.

"Simple text and full-color photography introduce beginning readers to bighorn sheep. Developed by literacy experts for students in kindergarten through third grade"--

Can you imagine sleeping for a whole season? During their winter dormancy, black bears do just that. They do not wake to eat, drink, or even use the bathroom! Learn more about the lives of these incredible creatures in this title for students.

In an act known as "pronking," gazelles leap straight into the air with their backs arched before landing on all four feet. Their motive is a mystery, but it may just be their way of telling predators "Can't touch this!" See what else gazelles can do in this fact-filled title.

The wolverine has no problem taking out prey its own size. Then come winter, it sets its sights on bigger game. Wolverines have been known to attack weak caribou, but they prefer to chomp through flesh and bone after another hunter has done the dirty work. Open this book to see how a small but ruthless carnivore gets its meat fix.

Hummingbirds are as beautiful as they are talented. Beating more than 50 times per second, their wings create a humming sound as they hover and speed through the air. Not only can hummingbirds fly upside down, they are the only birds that can fly backwards! Learn more about these speedy little birds in this title for young readers.

Ukrainians have mastered the art of designing Easter eggs, called pysanky. People around the world try to replicate the fine details and colors of Ukrainian eggs. When not using food in artful ways, Ukrainians take pride in memorizing recipes and preparing meals from scratch. Young readers will learn more about life in Ukraine in this informative title.

Humans need around eight hours of sleep a night, which is about as much as cape buffalo get in one week! Born on the run, these animals are ready to escape danger at any time. Find out more about these tireless animals in this interesting title for beginning readers.

Even scavengers can build a model family. Jackals mate for life, and their offspring often stick around to help raise and protect the next litter. Such unity and support is beneficial in the wild, but jackals still face their share of threats. Learn how they look out for one another in this title for young readers.