Blastoff! Readers Level 3

Despite their tough reputation and huge claws, grizzly bears would rather eat roots and berries than hunt for food. But that doesn’t mean they won’t attack when an animal’s in their… More →

Red foxes get a lot of use out of their bushy tails! Called a brush, it helps them balance, communicate with other foxes, and it even keeps them warm on cold nights! See what else these sly… More →

Whether they are outsprinting a predator or completing the longest land-animal migration in North America, pronghorn show they were born to run. They can reach speeds of about 55 miles per… More →

White-tailed deer spend their days grazing in prairies and woodlands. When startled, they flash their distinctive white tails as they run from their predators. They can even jump 30 feet in… More →

Great horned owls earn their nickname “tiger in the sky.” These fierce hunters use stealth to surprise all kinds of prey. They are even the only animals to regularly hunt skunks! Swoop into… More →

Red-tailed hawks have excellent eyesight. These birds of prey soar high in the air, scanning open fields for small prey. When they find their target, they go into a dive and ambush their… More →

Much of our understanding of ancient plants and animals comes from the fossil record. Big or small, fossils offer images of life on Earth from billions of years ago! Young paleontologists… More →

Members of the insect class often get a bad rap. People swat at them, stomp on them, and go to great lengths to repel them. Though some insects are pests that spread disease, many are… More →

Compare a hummingbird and an ostrich; the differences are striking! One is tiny and hovers in the air like a helicopter. The other is massive and stays grounded, sprinting rather than flying. More →

The largest animal alive is a mammal. It's the 150-ton blue whale. This whale is not only large but also loud—louder than a jet engine! Turn the pages of this book to learn about the… More →

Some animals lead a double life. First, they pose as aquatic creatures, breathing through gills and using tails to maneuver underwater. Then they exchange these features for legs and lungs to More →

Underwater, a large, lively community of unique animals thrives. Many of these animals belong to the fish class. There are colorful clownfish, lurking sharks, and silly sea horses. There are… More →