Nature Mysteries

Catalina "Cat" Duran and her friends thought they were on a field trip to see the seals at the aquarium. So why has the seal show been cancelled?

When a remote camera on a large, rugged expanse held by the Land Trust for Wildlife Conservation picks up a blurry image of what could be a mountain caribou, they contact Alex Carter to investigate. After all, mountain caribou went extinct in the contiguous U.S. years ago, and if one has wandered down from Canada, it’s monumental.

Bowser the dog is doing great. He's been adopted by Birdie, the greatest girl in the world, and he gets lots of love, lots of walks, and sometimes even bacon! But why is Birdie looking so worried? Who broke into their house? Why is the new girl in town digging into the old mystery of what really happened to Birdie's dad, a policeman killed in the line of duty? Bowser better keep his ears perked and his paws at the ready. A murder case that went cold long ago is fixing to get way too hot.

Of all the creatures of the deep blue, none is as captivating as the octopus. In Many Things Under a Rock, marine biologist David Scheel investigates four major mysteries about these elusive beings. How can we study an animal with perfect camouflage and secretive habitats? How does a soft and boneless creature defeat sharks and eels, while thriving as a predator of the most heavily armored animals in the sea? How do octopus bodies work? And how does a solitary animal form friendships, entice mates, and outwit rivals?

When Josh discovers a nest of young falcons in the forest, he, Dink, and Ruth Rose start visiting every day. But in the morning they find it empty! The kids discover a wounded falcon with its wing feathers clipped, and they know someone's up to no good. Can they figure out what's going on before it's too late to save the falcons?

Sawyer Matthews is a retired and presumed-dead assassin. Ripped from her life of shadows and secrets, she's decided to gamble it all and accept a new chapter in her life - one that may lead to a brighter future. With her first case over and budding relationships with some of her teammates, Sawyer finds herself feeling more secure. Sawyer's found a place on the team, and wants to keep it, no matter the struggles that come from it. It should have been a standard, mundane trip to New York, and the base of operations for the IMPO and the WMC.

In Maximum Ride: Saving the World and Other Extreme Sports, the time has arrived for Max and her winged "Flock" to face their ultimate enemy and discover their original purpose: to defeat the takeover of "Re-evolution", a sinister experiment to re-engineer a select population into a scientifically superior master race...and to terminate the rest. Max, Fang, Iggy, Nudge, Gasman, and Angel have always worked together to defeat the forces working against them—but can they save the world when they are torn apart, living in hiding and captivity, halfway across the globe from one another?

Princess Ellie is pony-mad! And she hates boring royal rules. She can't wait to go camping with her best friend Kate and her ponies, Moonbeam and Rainbow. There'll be no servants, no governess and - best of all -no rules! But when she hears strange noises in the night, Ellie starts to get scared. Will she solve the moonlight mystery?

In this celebration of the seemingly mundane, Carlsen opens our eyes to the engineering marvels, human stories, and natural wonders right outside our front door. He guides us through the surprising allure of sewers, the intricacies of power plants, the extraordinary path of an everyday letter, and the genius of recycling centers — all the while revealing that this awesome world isn’t just a spectator sport. Engaging as it is endearing, A Walk Around the Block will change the way you see things in your everyday life.

Countless reports from credible individuals suggest that something shocking may be stalking the woods of the southern United States—something massive, bipedal, and covered in hair. Tales of these Southern Sasquatch creatures—such as the one made famous by the 1972 horror movie The Legend of Boggy Creek—date back to the very origins of Deep South history and are reported even today.

Natalia is not the kind of girl who takes risks. Six years ago, she barely survived the house fire that killed her baby brother. Now she is cautious and always plays it safe. For months, her coworker Wyatt has begged her to come hiking with him, and Natalia finally agrees. But when a wildfire breaks out, blocking the trail back, a perfect sunny day quickly morphs into a nightmare. With no cell service, few supplies, and no clear way out of the burning forest, a group of strangers will have to become allies if they're going to survive.

What’s Mac B.'s newest top-secret mission? Travel to Iceland and retrieve the ravens that were stolen from the Tower of London...before Britain is ruined. In Iceland, he discovers secret submarines, hungry polar bears, mysterious blueprints...and his old archnemesis! Is the KGB man behind this birdnapping? Can Mac get the ravens to safety? It's time for an epic top-secret smackdown between these two secret agents!

Hank and Drover have just hitched an accidental ride into town in the back of Slim's pickup, and boy, are they excited! But the excitement turns to drama when Drover mysteriously disappears! Can Hank track down his faithful sidekick before it's time for Slim to head back to the ranch? Or is he off on a wild goose chase?

It's winter in the Texas Panhandle, and the ranch is covered in snow and ice. So when Sally May sets off for town, Hank decides to follow Pete the Barncat's advice and bravely escorts her car down the slick road. Before Hank realizes what's happening, Sally May's car skids into a snowdrift - and she is angrier than ever!

The world’s shark population is in trouble for a sad, simple reason: shark fin soup. And although it’s illegal, poachers have been targeting Florida’s biannual migration of blacktip sharks. Marine biologist Doc Ford needs some assistance protecting the sharks and enlists the help of three kids - Luke, Maribel, and Sabina. Luke is brand-new to Florida from the Midwest; sisters Maribel and Sabina have only recently arrived from Cuba - and all three feel like fish out of water. It’s going to take some convincing for them to work as a team.

Theodosia Throckmorton is in a fix. Allowed to attend a reception given by one of the directors of her parents museum, she stumbles across Mr. Tetley of the British Museum in most unusual circumstances! Since Theo has last seen him in a showdown in an ancient Egyptian tomb, his reappearance could mean only one thing: the Serpents of Chaos are back.

Cat ranch or cattle ranch? Hank the Cowdog doesn't like cats. Not one bit. So when a mother cat and her kittens take up residence in the haystack, he does all he can to get them to leave. But they've got nowhere to go. Unfortunately, neither does the gigantic bull who has knocked down the fence - and is headed right for the haystack! Hank knows that it's up to him to run that bull off and keep the ranch safe for everyone...even if that includes a bunch of cats.

It's up to Winnie to solve a mystery and save a circus horse. But Winnie faces her own mystery as she struggles to keep her family from changing and to hold on to things as they are. She'll learn to appreciate God, who never changes no matter what else may threaten.

Capitol City's Natural History Museum is haunted—or at least that's what someone wants people to think. But Wilson Kipper, son of the museum's head paleontologist, knows better. When the mysterious occurrences go from spooky to dangerous, the museum is forced to close its doors. Can Wilson and his friends get to the bottom of things, or will the Natural History Museum be closed for good?

A shipment of dinosaur bones meant for a new exhibit has been stolen from the Capitol City Natural History Museum! But even worse, the group of paleontologists working on the shipment has disappeared, too - and among them is Wilson Kipper’s mother. Wilson and his friends are determined to get to the bottom of the mystery, but can they do it in time to save his missing mom?