Animal Science

Describes the process of how tornadoes can form. Also includes explanations of updrafts, downdrafts, thunderstorms, rotation, and funnel clouds.

A divided StarClan has driven a deep rift between the warrior Clans, and the spirits of the Dark Forest are gaining strength. Now the warrior cats must decide whose word they can trust - before it's too late.

When a mysterious little free library (guarded by a large orange cat) appears overnight in the small town of Martinville, eleven-year-old Evan plucks two weathered books from its shelves, never suspecting that his life is about to change. Evan and his best friend Rafe quickly discover a link between one of the old books and a long-ago event that none of the grown-ups want to talk about. The two boys start asking questions whose answers will transform not only their own futures, but the town itself.

As one of the most beautiful and intriguing birds found in nature, hummingbirds fascinate people around the world. The lightest birds in the sky, hummingbirds are capable of incredible feats, such as flying backwards, diving at speeds of 61 MPH, and beating their wings more than 60 times a second. Miraculous creatures, they are also incredibly vulnerable when they first emerge from their eggs. That’s where Brenda Sherburn comes in. With tenderness and patience, she rescues abandoned hummingbirds and nurses them back to health until they can fly away and live in the wild.

A tree and your pet look nothing alike, but they have one thing in common—they are both made up of cells. Cells are really small. You can see them only with a microscope.

The rivalry between Gray Wing and Clear Sky has driven a bitter wedge between the forest cats. As Thunder and Gray Wing struggle to find a peaceful path for the future, tensions are growing. What began as a misunderstanding between two brothers has spread far and wide - and now every mountain cat, rogue, and kittypet in the forest will be forced to pick a side.

Moral relationships saturate the living world, and the line between the human and nonhuman is blurrier than we might think. Animals, Robots, Gods provides a bold new vision of ethics defined less by the individual mind or society and more by our interactions with those around us, whether they are the pets we keep, the gods we believe in, or the machines we endow with life.

Snowy owls make their homes in the icy white lands of the north. In these snowy places, they are perfectly camouflaged. Learn more about this giant owl!

Big, stately great horned owls with their hooting call and big orange eyes are the owls of scary stories. Learn more about these tufted hunters.

Finally, the scientific answer to the internet's most hotly debated question! Could 100 average men defeat a single gorilla in combat? This seemingly absurd hypothetical has sparked millions of online debates, heated arguments, and countless memes across social media platforms worldwide. Now, for the first time, we're approaching this question with genuine scientific rigor. What You'll Discover: Evolutionary Analysis - How humans and gorillas developed completely different survival strategies over millions of years Physical Capabilities Breakdown - Detailed comparison of strength, endurance...

The Beginner's Guide to Raising Chickens makes it easy to start keeping these surprisingly smart birds right in your own backyard. From constructing coops to rearing chicks, you'll learn everything you need to know to make sure your chickens stay happy and healthy all year round.

Artist, technologist, and philosopher James Bridle’s Ways of Being is a brilliant, searching exploration of different kinds of intelligence—plant, animal, human, artificial—and how they transform our understanding of humans’ place in the cosmos. What does it mean to be intelligent? Is it something unique to humans, or shared with other beings—beings of flesh, wood, stone, and silicon? The last few years have seen rapid advances in “artificial” intelligence.

Back in Oregon, Kelsey tries to pick up the pieces of her life and push aside her feelings for Ren. But danger lurks around the corner, forcing her to return to India where she embarks on a second quest--this time with Ren's dark, bad-boy brother Kishan, who has also fallen prey to the Tiger's Curse. Fraught with danger, spellbinding dreams, and choices of the heart, Tiger's Quest brings the trio one step closer to breaking the spell that binds them.

Clay has had his fill of home life. A global plague has brought the world to a screeching halt, and with little to look forward to but a summer of video-calling friends, vying with annoying sisters for the family computer, and tuning out his parents’ financial worries, he’s only too happy to retreat to the woods. From the moment the elegant little dog with the ornate collar appears like an apparition among the trees, Clay sees something uncanny in her.

Jack loves his childhood toy Dur Pig. DP has always been there for him, through good and bad. Until one Christmas Eve something terrible happens - DP is lost. But Christmas Eve is a night for miracles and lost causes, a night when all things can come to life...even toys. And Jack’s newest toy - the Christmas Pig (DP’s annoying replacement) - has a daring plan: Together they’ll embark on a magical journey to seek something lost and to save the best friend Jack has ever known....

In the midst of World War II, James is training for the Royal Air Force, while going home to Yorkshire whenever possible to see his very pregnant wife, Helen. Musing on past adventures through the dales, visiting with old friends, and introducing scores of new and amusing characters—animal and human alike—Herriot enthralls with his uncanny ability to spin a most engaging and heartfelt yarn.

En De animales a dioses, Yuval Noah Harari traza una breve historia de la humanidad, desde los primeros humanos que caminaron sobre la Tierra hasta los radicales y a veces devastadores avances de las tres grandes revoluciones que nuestra especie ha protagonizado: la cognitiva, la agrícola y la científica.

Why do dogs bark? Do they get lonely? These questions and more are answered in this fun and engaging book for young listeners.

Everyone worries about the collapse of bee populations. But what about wasps? Deemed the gangsters of the insect world, wasps are winged assassins with formidable stings. Conduits of Biblical punishment, provokers of fear and loathing, inspiration for horror movies: wasps are perhaps the most maligned insect on our planet. But do wasps deserve this reputation? Endless Forms opens our eyes to the highly complex and diverse world of wasps.

It has been foretold that Jayfeather, Lionblaze, and one other cat will hold the power of the stars in their paws. Now they must wait for a sign from StarClan to tell them which of their Clanmates will complete the prophecy.