Animal Science

ShadowClan has returned under the leadership of a new Tigerstar, but their renewed strength has brought the tensions around the lake to an explosive breaking point. SkyClan’s place among the Clans is about to be decided once and for all.

Learn all about animal communication.

One hundred and fifty years ago, the first dinosaurs were cloned. Soon after, they replaced humans at the top of the food chain. The only way to survive was to move into underground compounds.... Five years ago, Sky Mundy's father vanished from North Compound without a trace. Now she has just stumbled on a clue that not only suggests his disappearance is just the tip of an even larger mystery but also points directly to the surface. To find her dad - and possibly even save the world - Sky and her best friend, Shawn, must break out of their underground home and venture topside.

The Navy SEAL teams' elite K9 warriors do it all - from detecting explosives to eliminating the bad guys. These powerful dogs are also some of the smartest and most highly skilled working animals on the planet. Mike Ritland's job is to train them. This is the tale of how Ritland discovered his passion and grew up to train these elite dogs. After becoming a SEAL, he was on combat deployment in Iraq when he saw a military working dog in action, and he instantly knew he'd found his true calling.

Everyone has been trying to keep Gregor from seeing the final prophecy, The Prophecy of Time. It says something awful: It calls for the warrior’s death. The warrior being Gregor, of course. Now, an army of rats is quickly approaching and Gregor’s mom and little sister, Boots, are still in Regalia. The entire existence of the Underland is in Gregor’s hands and time is running out. There is a code that must be cracked, a new princess to contend with Gregor’s burgeoning dark side, and a war designed to end all wars.

Book two left off with Gregor reading the Prophecy of Blood: a prophecy that calls for Gregor and Boots to return to the Underland to help ward off a plague. But this time, Gregor's mother refuses to let Gregor return to the Underland...until the rat Ripred assures the family that Gregor and Boots are needed only for a short meeting, which the crawlers will attend only if their "princess" Boots is present.

The mountain cats from the Tribe of Rushing Water followed the Sun Trail to a new territory, convinced that in a land with more prey, their lives would be free from strife. But while no cat has gone hungry, tensions are rising. The once firmly united group has split in two - and a young cat named Thunder is caught in the middle.

In 2016, Amy Tan grew overwhelmed by the state of the world: Hatred and misinformation became a daily presence on social media, and the country felt more divisive than ever. In search of peace, Tan turned toward the natural world just beyond her window and, specifically, the birds visiting her yard. But what began as an attempt to find solace turned into something far greater—an opportunity to savor quiet moments during a volatile time, connect to nature in a meaningful way, and imagine the intricate lives of the birds she admired.

When the outlaw clan of foxes, weasels, stoats, and other vermin led by vicious ferret Sawney Rath kidnaps an infant otter of Redwall to serve as their Taggerung - a fierce warrior who no beast can stand against in battle - they have no idea what they're getting into. Trained in all the deadly arts and able to outfight, outrun, and outthink any clanbeast, the Taggerung grows up with only one slight peculiarit.

In this super edition, set during the events of The Broken Code, respected ThunderClan warrior Graystripe seeks a path to the Clan’s future by returning to his past - and the Moonstone in the Clans’ old forest territory. Graystripe served ThunderClan for many moons before retiring to the elders’ den. As Firestar’s most trusted friend and deputy, Graystripe promised that he would never abandon his home. But as tensions strain ThunderClan, Graystripe will need to call on all of his long history, leaving ThunderClan behind in hopes of finding an answer that might save it.

Yellowkit can't wait to fight for her Clan. But when she earns her warrior name, Yellowfang, she realizes that her true destiny is to become a healer. As a loyal medicine cat, Yellowfang has proven her dedication to ShadowClan—but her dreams are haunted by a dark prophecy that threatens to destroy the Warrior clans forever.

As Laurel spent three years traveling the world in search of emotionally disturbed animals and the people who care for them, she discovered numerous stories of recovery: parrots that learn how to stop plucking their feathers, dogs that cease licking their tails raw, polar bears that stop swimming in compulsive circles, and great apes that benefit from the help of human psychiatrists. How do these animals recover?

Giant pandas munch on bamboo. Learn all about these gentle bears and their habitats in Giant Pandas.

Salamandastron, under the guardianship of old Lord Stonepaw, is under threat from an enemy of immense and terrifying power. Ungatt Trunn, the wildcat who can make the stars fall from the sky, has attacked with his Blue Hordes and is determined that the fortress should be his. The mountain's defences are weak and it seems that nothing can stand in his way. Nothing, that is, but the badger Lord Brocktree, who is drawn to Salamandastron by an undeniable sense of duty. But if he is to rescue the mountain from Trunn, he must gather about him an army capable of defeating them in battle.

The final book in this fourth series, Warriors: Omen of the Stars #6: The Last Hope, brings more adventure, intrigue, and thrilling battles to the epic world of the warrior Clans. The battle between the Dark Forest and the warrior Clans has arrived. Jayfeather, Lionblaze, and Dovewing wait desperately for the fourth cat who is prophesied to help them - and who may be their only hope for survival.

A new threat faces the world of Erdas in this continuation of the New York Times best-selling series.

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 award-winning creator of popular survival stories turns his attention to his own real life adventures in Minnesota and Alaska as he prepares for the grueling Iditarod sled dog race.

Barking Up the Right Tree offers proof that aversive punishment seldom works to eliminate undesirable behavior or to get the dog back on track. Dunbar presents numerous nonaversive yet highly effective solutions for misbehavior and noncompliance—simply by using the words you teach, and without even raising your voice.

Bedlam is one of the most dangerous places on Earth – home to a host of wicked villains. Nothing and nobody are safe from these evil criminals. The city needs its own superhero to defeat the supervillains. But who? Robodog....