Nature Mysteries

Junior is loving his life with the Khatchadorian family. But his idyllic life soon turns to terror when a mysterious individual begins to make trouble in the neighborhood. It starts with a mysterious howling in the night. And when Junior's pooch pals realize their favorite toys are missing, things get serious. Junior thinks he knows what is happening. He's heard of a mysterious creature called the Howly Wiener that visits town once a year and fills the street with monsters.

Dink, Josh, and Ruth Rose are excited to see Uncle Warren's new racehorse, Whirlaway, in action. But the night before the big race, the horse disappears! Can the kids figure it out or is Whirlaway out of the winner's circle for good?

Blue River Creek has a problem: there's a pet thief on the loose! Or at least, Sofia and Iggy are convinced that there is, once their pets go missing. But as a scientist, Ada knows it's important not to jump to conclusions and to follow the facts. How will they find out what really happened to the town's pets? By using the Scientific Method, of course! Through making a hypothesis, collecting data, and experimentation, the Questioneers must find the missing animals before even more pets disappear!

Walter's family is holding a yard sale, but there are few customers. Walter, farting contentedly near Father, wonders why. When a man offers ten dollars for Walter, Father readily agrees. Walter wonders why. Walter is sad to leave his family behind but relieved to discover that his new owner is a clown. Walter figures he will help the clown bring joy to children on their birthdays. But the clown has a dastardly plot: He will use Walter's gas to inflate balloons and then pop them to stun guards during bank robberies. Will Walter turn to the dark side? Of course not! He comes out a hero and is reunited with his family by doing what he does best.

When Detective Dirk Dilly gets a call from Holly, a young girl whose pet cat has gone missing, the dragon ends up with not only a new case to solve, but also a self-appointed partner-in-solving-crime. And it turns out that Holly's cat is just the beginning! As the pair hunts for clues, Dirk spots other dragons flying over the city - and not the good kind. Dirk has a hunch they might just be involved, but will he and Holly be able prevent further cat-astrophe before it's too late?

Emily is a mad scientist, a cat lover, a mural painter, a golem builder, a virtuo-spastic guitarist, a wicked skater, a wily troublemaker, a poltergeist tamer, a mystery solver, a master prankster, an extreme procrastinator, a happy loner, and a unique individual. And now there are two of her.

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.

Willow Feathers McBeaver, aka Detective Duck, is a crime-solving (and very precocious) little duck. She and her animal pals live on Dogwood Pond, a beautiful pond in New England adjacent to Lazy Days, a human campground. Dogwood Pond has always been a pristine spot with clear water, abundant wildlife, and shady willow trees, but now it is encountering puzzling problems—mysteries that arise from human-caused disruptions in nature, such as water pollution, refuse, warming climate, and human encroachment.

Bowser is a dog detective on the loose, paired with an 11-year-old girl, Birdie. Bowser and Birdie live on the Louisiana coast with Birdie's Grammy. When a prize stuffed marlin is stolen from Grammy's bait and tackle shop, Birdie and Bowser decide to take on the case. But what looks like a straightforward break-in soon becomes as tangled as a tourist's fishing line.

When an oil spill takes place off the coast of Connecticut, the Aldens are happy to volunteer to help clean up the animals affected, including a rare species of shore bird. But could more have been done to prevent the spill? As the Aldens take up the case, it leads them on an adventure to help other endangered animals around the world.

On a blustery day in late fall, Hank sneaks into the back of Slim's pickup and finds himself at a neighboring rancher's fall branding...the very neighbor, in fact, who owns the gorgeous Miss Scamper the Beagle! Unfortunately, Miss Scamper has always been a little hard to figure out, and he can't decide if she's crazy about him...or just plain crazy. And, as the day unfolds, it even begins to look like she's angling to land him in a heap of trouble with her pit bull boyfriend, Steel!

No self-respecting Head of Ranch Security would be caught dead sleeping on the job...so when Slim catches Hank asleep, not once but TWICE, Hank knows something sinister is afoot. And, if that's the case, then odds are that Pete the Barncat is involved. Later that day, the case takes an interesting twist when Hank learns that Pete has been missing for two days! Worried about her precious kitty, Sally May asks Slim and Hank to find and rescue Pete from whatever trouble he might’ve found himself in.

When a funny turn of events brings a parrot to the ranch, Hank is not worried. After all, what harm can one copycat bird do? So he decides to go about his business. The only problem is, Loper and Sally May don't seem to appreciate his heeding their requests to bark louder and dig up the flowers. What's really going on here? Hank's not sure, but he's determined to find out! Picknickers sing "Because Thy Loving Kindness," and Drover sings a little number called "There Once Was a Doggie".

When Hank hears a rumor that the sky is going to fall from the ranch's resident rooster, he is naturally a bit skeptical. But then a report from Pete the Barncat and a strange dream seem to support the theory, and Hank realizes that he'd better take the threat seriously. After all, as Head of Ranch Security, it's his job to protect the ranch from any and all potential danger.

Sherlock Bones, the world's greatest dog detective, and his trusty sidekick Dr Jane Catson are back for two more crime-solving adventures. In The Curse of the Pharoah's Mask, Bones and Catson are visiting the tombs of the ancient feline kings in Egypt when they discover that a precious mask has been stolen. But the mystery is not as straightforward as it first seems. In The Horror of the Haunted Castle, when a wealthy dog spots a ghostly figure haunting her kennel she come to Bones and Catson for help. Bones is convinced there's no such things as ghosts.

Kayla needs to return her library books so she can check out new ones. But she can’t find one of them. Where could it be? Can King and Kayla’s friend Jillian help?

Nate the Great doesn't especially want to go to a birthday party for Annie's ferocious dog, Fang. But he can't resist a mystery: and when Annie loses her house key and can't get inside to set up the party, Nate and his trusty dog, Sludge, are hot on the trail!

As everybody knows, Red-Footed Boobies are fabulous bakers. But when Desmond’s frangipane tart goes missing amidst a flurry of footprints, the Blue-Footed Booby becomes the chief suspect. But all is not as it seems.

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.

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?